Hot Rolled ASTM A335 P11 P91 T91 Alloy Seamless Steel Pipe 6 Inch For Boiler
Seamless Steel Pipe Hot Rolled 6 Inch ASTM A335 P11 P91 T91 Alloy Seamless Steel Pipe for Boiler
Seamless steel pipe is manufactured by the round steel billet, through hot rolling, cold rolling or cold drawn processes, no seam on the pipe body. Seamless Steel Pipe Hot Rolled 6 Inch ASTM A335 P11 P91 T91 Alloy Seamless Steel Pipe for Boiler begins as a solid cylindrical hunk of steel called a billet. While still hot, billets are pierced through the center with a mandrel. The next step is rolling and stretching the hollow billet. The billet is precisely rolled and stretched until it meets the length, diameter and wall thickness as specified by the customer order.
| Product Name | Seamless Steel Pipe Hot Rolled 6 Inch ASTM A335 P11 P91 T91 Alloy Seamless Steel Pipe for Boiler |
| Process | Hot Rolled, Cold Drawn , Hot Expanding |
| Standard |
API 5L, API 5CT, ASTM A106/A53, ASTM A519, JIS G 3441, JIS G3444, JIS G3445 DIN 2391, EN10305, EN10210, ASME SA106, SA192, SA210, SA213,SA335, DIN17175, ASTM A179… |
| Certificate | API 5L PSL1 / PSL2, API 5CT, ISO 9001-2008 |
| Out Diameter | 1/8 – 36inch (10.3-914.4mm) |
| Wall Thickness | 1.73-40mm |
| Length | Random Length, Fixed Length, SRL, DRL |
The maximum diameter of Seamless Steel Pipe is 900mm and the minimum diameter is 4mm. According to different purposes, there are thick-walled seamless steel pipes and thin-walled seamless steel pipes. Seamless steel pipes are mainly used as petroleum geological drilling pipes, cracking pipes for petrochemical industry, boiler pipe.
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