Technical Standard

RESEARCH

YOUR POSITION: HOME ? RESEARCH ? Technical Standard

NATIONAL STANDARD

Number Type Status Name Rlease time Implementation time
1 National standard(participate) Promulgated GB/T4226-2009不銹鋼冷加工鋼棒 2009-10-30 2010-05-01
2 National standard(participate) Promulgated GB/T4240-2009不銹鋼絲 2009-10-30 2010-05-01
3 National standard(participate) Promulgated GB/T4232-2009冷頂鍛用不銹鋼絲 2009-10-30 2010-05-01
4 National standard(participate) Promulgated GB/T24588-2009不銹彈簧鋼絲 2009-10-30 2010-05-01
5 National standard(participate) Promulgated GB/T14976-2012液體輸送用不銹鋼無縫鋼管 2012-05-01 2013-02-01
6 National standard(participate) Promulgated GB/T14975-2012結(jié)構(gòu)用不銹鋼無縫鋼管 2012-11-05 2013-05-01
7 National standard(participate) Promulgated GB/T30059-2013熱交換器用耐蝕合金無縫管 2013-12-17 2014-09-01
8 National standard(participate) Promulgated GB/T30073-2013核電站熱交換器用奧氏體不銹鋼無縫鋼管 2013-12-17 2014-09-01
9 National standard(participate) Promulgated GB 13296-2013鍋爐、熱交換器用不銹鋼無縫鋼管 2013-09-18 2014-07-01
10 National standard(participate) Promulgated GB 24512.3-2014 核電站用無縫鋼管 第3部分:不銹鋼無縫鋼管 2014-06-24 2015-04-01
11 National standard(Preside) Promulgated GB/T 31303-2014奧氏體-鐵素體型雙相不銹鋼棒 2014-12-05 2015-09-01
12 National standard(participate) Formulating GB5310 高壓鍋爐用無縫鋼管
13 National standard(participate) Formulating 石油化工加氫裝置工業(yè)爐用不銹鋼無縫鋼管
14 National standard(Preside) Formulating 尿素級不銹鋼棒

PS: Name with underlined can be downloaded!

COMPANY STANDARD

Number Type Status Name Rlease time Implementation time
1 Company standard Promulgated Q/YT 202-2016 Round blank of seamless stainless steel tubes and pipes 2016-02-20 2016-03-10
2 Company standard Promulgated Q/YT 203-2016 Round blank of seamless heat-resisting stainless steel tubes for high pressure boiler 2016-02-20 2016-03-10
3 Company standard Promulgated Q/YT 204-2016 Round blank of seamless austenitic-ferritic(duplex)stainless steel tubes and pipes 2016-02-20 2016-03-10
4 Company standard Promulgated Q/YT 205-2016 Round blank of seamless super austenitic stainless steel tubes and pipes 2016-02-20 2016-03-10
5 Company standard Promulgated Q/YT 206-2016 Round blank of seamless Nickel base and Nickel-Iron base alloy tubes and pipes 2016-02-20 2016-03-10
6 Company standard Promulgated Q/YT 101-2014 Stainless Steel Wire Rods For Steel Wirs 2014-01-22 2014-03-01
7 Company standard Promulgated Q/YT 102-2014 Stainless Steel Wire Rods For Cold Heading And Cold Forging 2014-01-22 2014-03-01
8 Company standard Promulgated Q/YT 103-2014 Stainless Steel Wire Rods For Welding 2014-01-22 2014-03-01
9 Company standard Promulgated Q/YT 201-2016 Round blank of seamless stainless steel tubes and pipes for general purpose 2016-02-20 2016-03-10
ABOUT US
About Us
CEO Speech
Development
Culture
Honor
Video
RESEARCH
Institute
Technical Standard
System Certifications
Products Certifications
Technical Patents
Equipment Technology
PRODUCTS & SERVICE
Stainless Steel Round Bar
Stainless Steel Wire Rod
Special Alloy
Product condition
Procurement bidding
INVESTORS
Real-Time Quotes
Corporate Governance
Company announcements
Interactive platform
Investor relations
NEWS & MEDIA
Company News
Industry News
CONTACT US
Contact US
Message

Copyright ? 2004-2016 Yongxing Special Stainless Steel Co., Ltd Designed by 5iss

Telecommunication and Information Service Business License of the People 's Republic of China ICP Code: NO.07500918-1

国产美女高潮久久精品| 国产日韩精品一区二区三区视频| 日韩一区二区国产精品| 在线一区二区三区人妻| 日本一区三区免费视频| 在线观看国产成人自拍| 日韩精品一区二区久久久久| 国产精品国产三级国产一区| 免费看一级av一区二区不卡| 亚洲欧美日韩综合网通| 日本精品最新字幕一区二区| 亚洲欧洲一区二区综合精品| 免费在线观看蜜桃av| 四虎免费在线播放视频| 亚洲欧美黄色成人影院在线观看| 日本一区二区在线网址| 中文字幕欲求不满人妻| 日本一区二区三区免费高清视频| 亚洲 欧美 日韩 综合aⅴ视频| 亚洲av永久无码精品一百度影院| 亚洲欧美高潮亚洲欧美日韩| 日韩欧精品无码视频无删节| 日本在线免费一区二区| 国产精品久久久一区二区三区| 在线亚洲av不卡一区二区三区| 国产一区在线观看传媒| 深爱激情开心久久婷婷| 国产二区三区不卡免费| 日韩有码高清中文字幕| 欧美丰满熟妇乱xxxxx视频| 亚洲处破女AV日韩精品| 亚洲免费精品一区二区三区四区| 国产午夜福利一区二区| 一本大道东京热无码AⅤ片| 97精品国产亚洲av高清| 秋霞av免费在线观看| 亚洲最大成人网色| 国产精品欧美亚洲日本久久| 亚洲一区二区婷婷香蕉丁香| 亚洲国产美女一区二区三区| 九九热在线视频这里只有精品|