亚洲综合在线播放_久久视频免费在线_久久久黄色av_亚洲免费视频一区

家家通 | 所有行業 | 所有企業 加入家家通,生意很輕松! ·免費注冊 ·登陸家家通 ·設為首頁
當前位置: 首頁 >> 全部產品 >> 焊接設備/切割設備 >> 焊接材料 >> 上海 德國蒂森E318-15 不銹鋼焊條 不銹鋼焊絲 廠家直銷
上海 德國蒂森E318-15 不銹鋼焊條 不銹鋼焊絲 廠家直銷
上海 德國蒂森E318-15 不銹鋼焊條 不銹鋼焊絲 廠家直銷 價格:10500  元(人民幣) 產地:本地
最少起訂量:1 發貨地:本地至全國
上架時間:2020-01-09 22:00:04 瀏覽量:11
上海穹昊焊接材料有限公司  
經營模式:其他 公司類型:生產型,貿易型
所屬行業:焊接材料 主要客戶:全國
  在線咨詢 跟我QQ洽談

聯系方式

聯系人:李增偉 () 手機:13761822321
電話: 傳真:
郵箱: 地址:中國上海金山區 上海市金山區亭林鎮金展路2229號7號樓885室

詳細介紹

加工定制:是<\/td>材質:不銹鋼<\/td><\/tr>
焊芯直徑:2.5-5.0(mm)<\/td>類型:不銹鋼焊條<\/td><\/tr>
藥皮性質:鈦鈣型<\/td>直徑:2.5-5.0(mm)<\/td><\/tr>
長度:350(mm)<\/td>焊接電流:65(A)<\/td><\/tr>
電流幅度:95(A)<\/td>工作溫度:1200(℃)<\/td><\/tr>
適用范圍:焊接尿素及合成纖維設備<\/td>產地:上海<\/td><\/tr>
硬度HRC:》65<\/td><\/table>





<\/p>

類別<\/span><\/p><\/td>

德國蒂森焊材<\/span><\/p><\/td>

AWS<\/span>型號<\/span><\/p><\/td>

熔敷金屬化學成分(%)<\/span><\/p><\/td>

熔敷金屬力學性能<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

σ0.2(MPa)<\/span><\/p><\/td>

δb(MPa)<\/span><\/p><\/td>

δ(%)<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

C<\/span><\/p><\/td>

Mn<\/span><\/p><\/td>

Si<\/span><\/p><\/td>

Cr<\/span><\/p><\/td>

Ni<\/span><\/p><\/td>

Mo<\/span><\/p><\/td>

Nb<\/span><\/p><\/td>

Cu<\/span><\/p><\/td>

N<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

不銹鋼電焊條<\/span><\/p><\/td>

ASpezial<\/span><\/p><\/td>

E318-15<\/span><\/p><\/td>

≤0.07<\/span><\/p><\/td>

1.3<\/span><\/p><\/td>

<0.5<\/span><\/p><\/td>

19.0<\/span><\/p><\/td>

12.0<\/span><\/p><\/td>

2.8<\/span><\/p><\/td>

>10×C<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

390<\/span><\/p><\/td>

600<\/span><\/p><\/td>

30<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

AW<\/span><\/p><\/td>

E318-17<\/span><\/p><\/td>

<0.03<\/span><\/p><\/td>

0.8<\/span><\/p><\/td>

<0.9<\/span><\/p><\/td>

19.0<\/span><\/p><\/td>

12.0<\/span><\/p><\/td>

2.8<\/span><\/p><\/td>

>10×C<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

390<\/span><\/p><\/td>

600<\/span><\/p><\/td>

30<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

ATS4<\/span><\/p><\/td>

E308H-15<\/span><\/p><\/td>

0.05<\/span><\/p><\/td>

1.6<\/span><\/p><\/td>

0.3<\/span><\/p><\/td>

18.5<\/span><\/p><\/td>

9.5<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

350<\/span><\/p><\/td>

550<\/span><\/p><\/td>

35<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

C<\/span><\/p><\/td>

E310-15<\/span><\/p><\/td>

0.13<\/span><\/p><\/td>

2.5<\/span><\/p><\/td>

1.0<\/span><\/p><\/td>

25.0<\/span><\/p><\/td>

20.0<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

350<\/span><\/p><\/td>

550<\/span><\/p><\/td>

25<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

CW310-16<\/span><\/p><\/td>

E310-16<\/span><\/p><\/td>

0.10<\/span><\/p><\/td>

2.0<\/span><\/p><\/td>

0.5<\/span><\/p><\/td>

26.0<\/span><\/p><\/td>

21.0<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

380<\/span><\/p><\/td>

570<\/span><\/p><\/td>

35<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

CM<\/span><\/p><\/td>

E310-15<\/span><\/p><\/td>

0.12<\/span><\/p><\/td>

4.5<\/span><\/p><\/td>

1.0<\/span><\/p><\/td>

25.0<\/span><\/p><\/td>

20.0<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

380<\/span><\/p><\/td>

550<\/span><\/p><\/td>

30<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

CR<\/span><\/p><\/td>

E310H-15<\/span><\/p><\/td>

0.40<\/span><\/p><\/td>

2.5<\/span><\/p><\/td>

1.0<\/span><\/p><\/td>

25.5<\/span><\/p><\/td>

21.5<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

400<\/span><\/p><\/td>

600<\/span><\/p><\/td>

10<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

D<\/span><\/p><\/td>

E309-15<\/span><\/p><\/td>

0.11<\/span><\/p><\/td>

0.9<\/span><\/p><\/td>

1.0<\/span><\/p><\/td>

22.5<\/span><\/p><\/td>

11.0<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

350<\/span><\/p><\/td>

550<\/span><\/p><\/td>

30<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

DW<\/span><\/p><\/td>

E309-17<\/span><\/p><\/td>

0.11<\/span><\/p><\/td>

0.8<\/span><\/p><\/td>

0.9<\/span><\/p><\/td>

22.5<\/span><\/p><\/td>

12.5<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

350<\/span><\/p><\/td>

550<\/span><\/p><\/td>

30<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

GESpezial<\/span><\/p><\/td>

E316L-15<\/span><\/p><\/td>

≤0.04<\/span><\/p><\/td>

1.3<\/span><\/p><\/td>

0.2<\/span><\/p><\/td>

18.5<\/span><\/p><\/td>

11.5<\/span><\/p><\/td>

2.8<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

350<\/span><\/p><\/td>

580<\/span><\/p><\/td>

35<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

GEW/F(<\/span>向下立焊)<\/span><\/p><\/td>

E316L-16<\/span><\/p><\/td>

0.02<\/span><\/p><\/td>

0.8<\/span><\/p><\/td>

0.7<\/span><\/p><\/td>

18.5<\/span><\/p><\/td>

11.5<\/span><\/p><\/td>

2.6<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

350<\/span><\/p><\/td>

580<\/span><\/p><\/td>

30<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

GEW316L-17<\/span><\/p><\/td>

E316L-17<\/span><\/p><\/td>

≤0.04<\/span><\/p><\/td>

0.8<\/span><\/p><\/td>

<0.9<\/span><\/p><\/td>

19.0<\/span><\/p><\/td>

12.5<\/span><\/p><\/td>

2.8<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

350<\/span><\/p><\/td>

580<\/span><\/p><\/td>

35<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

HESpezial<\/span><\/p><\/td>

E347-15<\/span><\/p><\/td>

≤0.03<\/span><\/p><\/td>

1.3<\/span><\/p><\/td>

0.5<\/span><\/p><\/td>

19.5<\/span><\/p><\/td>

10.0<\/span><\/p><\/td>

 <\/span><\/p><\/td>

>13×C<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

390<\/span><\/p><\/td>

550<\/span><\/p><\/td>

30<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

HW<\/span><\/p><\/td>

E347-17<\/span><\/p><\/td>

<0.07<\/span><\/p><\/td>

0.8<\/span><\/p><\/td>

<0.9<\/span><\/p><\/td>

19.5<\/span><\/p><\/td>

10.0<\/span><\/p><\/td>

 <\/span><\/p><\/td>

>10×C<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

380<\/span><\/p><\/td>

550<\/span><\/p><\/td>

30<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

JESpezial<\/span><\/p><\/td>

E308L-15<\/span><\/p><\/td>

≤0.04<\/span><\/p><\/td>

1.0<\/span><\/p><\/td>

0.3<\/span><\/p><\/td>

19.5<\/span><\/p><\/td>

10.0<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

350<\/span><\/p><\/td>

550<\/span><\/p><\/td>

35<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

JEW308L-17<\/span><\/p><\/td>

E308L-17<\/span><\/p><\/td>

<0.04<\/span><\/p><\/td>

0.8<\/span><\/p><\/td>

<0.9<\/span><\/p><\/td>

19.5<\/span><\/p><\/td>

9.5<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

350<\/span><\/p><\/td>

550<\/span><\/p><\/td>

35<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

X<\/span><\/p><\/td>

E307-15<\/span><\/p><\/td>

0.10<\/span><\/p><\/td>

7.0<\/span><\/p><\/td>

0.6<\/span><\/p><\/td>

18.5<\/span><\/p><\/td>

8.0<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

0.12<\/span><\/p><\/td>

390<\/span><\/p><\/td>

620<\/span><\/p><\/td>

35<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

XW<\/span><\/p><\/td>

E307-16<\/span><\/p><\/td>

0.10<\/span><\/p><\/td>

7.0<\/span><\/p><\/td>

0.6<\/span><\/p><\/td>

18.5<\/span><\/p><\/td>

8.0<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

0.08<\/span><\/p><\/td>

390<\/span><\/p><\/td>

620<\/span><\/p><\/td>

35<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

13/04<\/span><\/p><\/td>

E410**-15<\/span><\/p><\/td>

0.04<\/span><\/p><\/td>

0.5<\/span><\/p><\/td>

<0.4<\/span><\/p><\/td>

12.0<\/span><\/p><\/td>

4.5<\/span><\/p><\/td>

0.5<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

620<\/span><\/p><\/td>

830<\/span><\/p><\/td>

15<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

14K<\/span><\/p><\/td>

E410-15<\/span><\/p><\/td>

0.06<\/span><\/p><\/td>

0.5<\/span><\/p><\/td>

<0.4<\/span><\/p><\/td>

12.5<\/span><\/p><\/td>

1.3<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

450<\/span><\/p><\/td>

650<\/span><\/p><\/td>

15<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

14KSo<\/span><\/p><\/td>

E410-15<\/span><\/p><\/td>

0.06<\/span><\/p><\/td>

0.5<\/span><\/p><\/td>

<0.4<\/span><\/p><\/td>

12.0<\/span><\/p><\/td>

1.1<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

450<\/span><\/p><\/td>

650<\/span><\/p><\/td>

20<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

16/36<\/span><\/p><\/td>

E330-15<\/span><\/p><\/td>

0.22<\/span><\/p><\/td>

1.3<\/span><\/p><\/td>

<0.5<\/span><\/p><\/td>

18.5<\/span><\/p><\/td>

35.0<\/span><\/p><\/td>

 <\/span><\/p><\/td>

2.3<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

320<\/span><\/p><\/td>

550<\/span><\/p><\/td>

15<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

17<\/span><\/p><\/td>

E430-15<\/span><\/p><\/td>

0.06<\/span><\/p><\/td>

0.5<\/span><\/p><\/td>

0.5<\/span><\/p><\/td>

17.0<\/span><\/p><\/td>

<0.6<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

340<\/span><\/p><\/td>

530<\/span><\/p><\/td>

20<\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr>

1720<\/span><\/p><\/td>

E430-15<\/span><\/p><\/td>

0.18<\/span><\/p><\/td>

0.40<\/span><\/p><\/td>

≤0.5<\/span><\/p><\/td>

16.0<\/span><\/p><\/td>

0.50<\/span><\/p><\/td>

1.10<\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td>

 <\/span><\/p><\/td><\/tr><\/table>

管道焊接專用焊條<\/span><\/strong>   <\/span><\/strong><\/p>

<menuitem id="308ep"></menuitem>
    <bdo id="308ep"></bdo>

  1. <ruby id="308ep"></ruby>
  2. 品名<\/span><\/p><\/td>

    產品牌號<\/span><\/p><\/td>

    AWS<\/span>型號<\/span><\/p><\/td>

    主要力學性能<\/span><\/p><\/td>

    特性簡單介紹<\/span><\/p><\/td><\/tr>

    σbMPa<\/span><\/p><\/td>

    δsMPa<\/span><\/p><\/td>

    JKV(J)<\/span><\/p><\/td>

    δ5%<\/span><\/p><\/td><\/tr>

    管道焊接專用焊條<\/span><\/p><\/td>

    SAFER CL60<\/span><\/p><\/td>

    E6010<\/span><\/p><\/td>

    480<\/span><\/p><\/td>

    410<\/span><\/p><\/td>

    50(-30<\/span>℃<\/span>)<\/span><\/p><\/td>

    26<\/span><\/p><\/td>

    管道專用焊條,適合管道打底和填充焊接,立向下焊性能特別優良<\/span><\/p><\/td><\/tr>

    SAFER G Ti<\/span><\/p><\/td>

    E6013-E6011<\/span><\/p><\/td>

    500<\/span><\/p><\/td>

    450<\/span><\/p><\/td>

    47(-30<\/span>℃<\/span>)<\/span><\/p><\/td>

    28<\/span><\/p><\/td>

    全位置<\/span>(<\/span>包括立向下<\/span>)<\/span>焊接工藝性能優良,特別推薦用于管道焊接<\/span><\/p><\/td><\/tr>

    SAFER CL 70<\/span><\/p><\/td>

    E7010A1<\/span><\/p><\/td>

    560<\/span><\/p><\/td>

    450<\/span><\/p><\/td>

    50(-30<\/span>℃<\/span>)<\/span><\/p><\/td>

    25<\/span><\/p><\/td>

    管道專用焊條,適合管道打底和填充焊接,立向下焊性能特別優良<\/span><\/p><\/td><\/tr>

    SAFER CL 80<\/span><\/p><\/td>

    E8010G<\/span><\/p><\/td>

    580<\/span><\/p><\/td>

    510<\/span><\/p><\/td>

    45(-30<\/span>℃<\/span>)<\/span><\/p><\/td>

    20<\/span><\/p><\/td>

    管道專用焊條,適合管道打底和填充焊接,立向下焊性能特別優良<\/span><\/p><\/td><\/tr>

    SAFER CL 90<\/span><\/p><\/td>

    E9010G<\/span><\/p><\/td>

    660<\/span><\/p><\/td>

    570<\/span><\/p><\/td>

    45(-30<\/span>℃<\/span>)<\/span><\/p><\/td>

    20<\/span><\/p><\/td>

    管道專用焊條,適合管道打底和填充焊接,立向下焊性能特別優良<\/span><\/p><\/td><\/tr><\/table>

    低溫鋼焊條<\/span><\/strong>      <\/span><\/strong><\/p>

    品名<\/span><\/p><\/td>

    產品牌號<\/span><\/p><\/td>

    AWS<\/span>型號<\/span><\/p><\/td>

    主要力學性能<\/span><\/p><\/td>

    特性簡單介紹<\/span><\/p><\/td><\/tr>

    σbMPa<\/span><\/p><\/td>

    ΔsMPa<\/span><\/p><\/td>

    AKV(J)<\/span><\/p><\/td>

    δ5%<\/span><\/p><\/td>

     <\/span><\/p><\/td>

     <\/span><\/p><\/td><\/tr>

    低溫鋼焊條<\/span><\/p><\/td>

    SAFER NF58<\/span><\/p><\/td>

    E7018-1<\/span><\/p><\/td>

    590<\/span><\/p><\/td>

    510<\/span><\/p><\/td>

    90(-50<\/span>℃<\/span>)<\/span><\/p><\/td>

    29<\/span><\/p><\/td>

     <\/span><\/p><\/td>

    耐吸潮超低氫焊條,雜質含量低,力學性能優良,適合厚板重要結構<\/span><\/p><\/td><\/tr>

    SAFER NF 59<\/span><\/p><\/td>

    E8018 G<\/span><\/p><\/td>

    650<\/span><\/p><\/td>

    570<\/span><\/p><\/td>

    120(-60<\/span>℃<\/span>)<\/span><\/p><\/td>

    28<\/span><\/p><\/td>

    Ni:0.7<\/span><\/p><\/td>

    耐吸潮超低氫焊條,焊接低溫鋼,力學性能優良,適合厚板重要結構<\/span><\/p><\/td><\/tr>

    SAFER NF 54<\/span><\/p><\/td>

    E7028 G<\/span><\/p><\/td>

    580<\/span><\/p><\/td>

    490<\/span><\/p><\/td>

    70(-60<\/span>℃<\/span>)<\/span><\/p><\/td>

    27<\/span><\/p><\/td>

    Ni:0.9<\/span><\/p><\/td>

    低氫高效焊條,焊接低溫鋼,力學性能優良,適合厚板重要結構<\/span><\/p><\/td><\/tr>

    TENACITO70 FREEZALF NI3<\/span><\/p><\/td>

    E8018 C1<\/span><\/p><\/td>

    560<\/span><\/p><\/td>

    480<\/span><\/p><\/td>

    45(-106<\/span>℃<\/span>)<\/span><\/p><\/td>

    30<\/span><\/p><\/td>

    Ni:3.5<\/span><\/p><\/td>

    低溫鋼焊條,焊接<\/span>3.5Ni<\/span>鋼,焊態和熱處理后力學性能優良<\/span><\/p><\/td><\/tr><\/table>

    在線詢盤/留言 請仔細填寫準確及時的聯系到你!

    • 您的姓名: *
    • 聯系手機: *
    • 固話電話: *
    • 聯系郵箱:
    • 所在單位:
    • 需求數量: *
    • 咨詢內容:
    • 您要求廠家給您提供:
      規格型號 付款條件 產品目錄 最低訂貨量 運送資料 提供樣本 庫存情況 包裝材料
    版權聲明以上所展示的信息由會員自行提供,內容的真實性、準確性和合法性由發布會員負責。機電之家對此不承擔任何責任。 友情提醒:為規避購買風險,建議您在購買相關產品前務必確認供應商資質及產品質量。
    今日最新產品
    PLC精品
    熱門產品

    機電之家網 - 機電行業權威網絡宣傳媒體

    關于我們 | 聯系我們 | 廣告合作 | 付款方式 | 使用幫助 | 會員助手 | 免費鏈接

    Copyright 2026 jdzj.com All Rights Reserved??技術支持:機電之家 服務熱線:0571-87774297

    網站經營許可證:浙B2-20080178


    主站蜘蛛池模板: 国产精品久久久久免费| 91精品国产亚洲| 韩国成人一区| 久久久久中文字幕| 日韩欧美在线一区二区| 国产毛片久久久久久国产毛片| 国产精品一区二区av| 久久精品久久久久| 日本成人在线不卡| 久久国产精品网站| 国产精品视频内| 国产精品美女主播| 国产精品亚洲自拍| 国产精品久久久久久久久久久久 | 午夜精品一区二区三区在线播放| 国产日本欧美一区二区三区在线| 国内揄拍国内精品| 国产日韩中文字幕在线| 国产精品久久久久久av下载红粉 | 国产精品福利在线观看| 91精品视频播放| 国产福利久久| 日韩有码在线播放| 久久精品视频91| 99在线观看视频网站| 日韩av高清| 99免费在线观看视频| 久久久久久亚洲精品不卡| 精品久久久91| 日韩av在线一区二区三区| 久久久国产精品免费| 一级日韩一区在线观看| 久久露脸国产精品| 91国产一区在线| 国产精品自产拍在线观看| 日韩有码在线观看| 亚洲伊人成综合成人网| 欧美在线亚洲在线| 亚洲中文字幕久久精品无码喷水| 精品产品国产在线不卡| 欧美精品日韩三级|