Specification standards standards ansi b16.9; jis b2311/2312/2313; din 2605/2615/2616/2617;gb13401/12459
Material 304/304l , 316/316l , 321 , 31803 , 317l
Thickness sch10s, sch20, std, sch40, xs, sch80, xxs, sch160 etc.
Size lap joint ; mss sp-43 type a. B. 1/2"~24"
Product Description
1) Commodity name: seamless austenitic stainless steel boiler, superheater and heat-exchanger tubes
2) Process method: cold drawn/cold rolling
3) Surface finish: annealed/cold rolling
4) Material: TP304, TP304L, TP310/S, TP316L, TP316/316L, TP317L, TP321,
5) Standards: ASTM (ASME) SA/A213/M
Application: Petroleum, chemical industry, chemical fiber, smelt, medical machinery, papermaking, heat preservation and refrigeration, Mechanical equipment, food, electricity, water conservancy, architecture, Aerospace, navigation shipbuilding, environmental protection and Boiler heat exchanger
6) Size:
a) O.D.: 1/4" to 3"
b) W.T.: 10BWG, 12BWG, 14BWG, 16BWG, 18BWG, 20BWG, 22BWG
7) Length: max.13 meters
8) Delivery conditions: annealed and pickled
9) Applications: for fluid and gas transport; structure and machining
10) Packing: Seaworthy wooden cases
1)sizes (o.D. X w.T): from 13.7mm -- 720mm x 1.5mm to 120mm
2)stanard: astm-a179 , astm-a192, astm-a210, astm-a213(t11/t12/t22), bs-3059-2, din17175, jis g3461/3462, en 10216-1etc.
3)steel grade: 10#, st35.8, st45.8/iii, 15mo3, a1, c, t11, t12, t22, sa192, stb340, stb410, p195tr1, p235tr1
4)surface: oiled or black painted to prevent rust
5)marking: as per customer's requirement
Form: round, square, rectangularú¼oval , channel u, etc.
Finish:180#, 320#ú¼hairline, satin , mirror, etc.
Od:6mm to 273mm for round tube; 8mmíß8mm to 100mmíß100mm for square tube; 10mmíß20mm to 60mmíß120mm for rectangular tube.
Wall thickness:0.5mm to 5.0mm.
Tolerance: od:+/-0.15mm;thickness:+/-10%.
Material:304, 304l, 316l, 321, 301, 201, 202, 409, 430, 410, etc.
Application :decoration , furniture, railing making, paper making, automobile , food processing, medical
Packing: each one in a soft poly bag into bundle with knitted bag or steel crate , or wooden case.
Seamless implementation of the standard material: api 5l/5ct gr.B astm a106/a53 gr.B st35.8 st42 st45 st52 st52.4 20 # 45 # q345b x42-x65. Specifications: 1 / 2 "-36" * sch10-xxs. Our factory has api 5l/5ct iso9001 seamless lloyd's certification, in straight seam, spiral pipe plant for sale at all have api qualification
Certication:iso 9001:2000 api 5l
Standard:astm, api, din, en, bs, ect.
Specification: od(outside diameter):12.7mm-711mm
Wt(wall thickness):2.5mm-50mm
Material:low carbon steel(moq 100ton), medium carbon steel, high carbon steel
Qulity goods in stock :astm a106 gr.B, astm a53 gr.B, api 5l gr.B
Packing: plastic plugs in both ends, hexagonal bundles of max. 2, 000kg with several steel strips, two tags on each bundle, wrapped in waterproof paper, pvc sleeve, and sackcloth with several steel strips
Test: chemical component analysis, mechanical properties (ultimate tensile strength, yield
Strength, elongation), technical properties (flattening test, flaring test, bending test, hardness test, blow test, impact test etc), exterior size inspection, nondestructive test (ultrasonic flaw detector, eddy current flaw detector), hydrostatic test.,
Mill test certificate: en 10204/3.1b
1.Seamless steel pipe :od 1/4 inch-30inch w.T 1.25mm to 50mm,
2.Erw steel pipe/lsaw steel pipe: od 1/2inch-52inch w.T 1.65mm to 25mm
3.Spirally welded steel pipe: 219mm to 3120mm .W.T 3mm to 25mm