欧美黑吊大战白妞欧美大片-日批视频免费-超碰视屏-欧美一级特黄aaaaaa-日本午夜精品理论片a级app发布-人人干人人澡-午夜精品久久久久久久99黑人-男人与雌宠物交h-日韩成人免费在线-天天射夜夜爽-九一亚色-香蕉视频首页-一区二区三区视频免费在线观看-欧美日韩亚洲国产一区-久久这里有-我不卡av-婷婷综合在线视频-久久在线视频精品-国产蜜臀在线-午夜欧美成人

全國熱線服務(wù):

FAQ 當(dāng)前位置:首頁 > News > FAQ >

Application of small diameter stainless steel seamless cold drawn pipe

Small diameter stainless steel seamless cold drawn pipe
1. Production process: cold rolling first and then cold drawing
2. Surface treatment: bright annealing, pickling, sandblasting, polishing: 180#, 240#, 320#, 400#, 600#
3. Delivery status: soft or hard
4. Material quality: TP304, TP321, TP316L, TP304L and national standard materials.
5. Standards: ASTM (ASME) SA / A312 /A213 /A269 and DIN, GB, JIS.
6. Specification: outer diameter: 4mm-38mm, wall thickness: 0.7mm-3.0mm
7. Tolerance range: outer diameter: ±0.1mm, wall thickness: ±10%, length: -0/+6mm
9. Product advantages: fine surface polishing, uniform wall thickness, precise tolerances, etc.
10. Scope of application: These products are widely used in petroleum, chemical, pharmaceutical, food, machinery, semiconductor and other industries.    Heat exchangers and cold processes for the chemical industry.

High precision cold drawn tube
Click to view product details

Honing tube
Click to view product details

上一篇:There are several manufacturing methods for seamless steel pipes

下一篇:National standard for precision seamless steel pipes for cold drawing or cold rolling