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ASTM A213 /312 Seamless Stainless Steel Round Hollow Bar

China ASTM A213/312 Seamless Stainless Steel Round Hollow Bar, Find details about China Seamless Steel Pipe, Steel Pipe from ASTM A213/312 Seamless Stainless Steel Round Hollow Bar

Model NO.
6-630mm
Surface Treatment
Pickling
Od Size
6-630mm
Thickness
1-50mm
Seamless
Seamless
Process
Cold Rolled/Cold Drawn
Finish
Acid Washing or Polished
Ends
Plain or Beveled
Length
Customed
Trademark
RUIYANG
Transport Package
Bundles
Specification
6-630mm
Origin
China
HS Code
7304112000
Model NO.
6-630mm
Surface Treatment
Pickling
Od Size
6-630mm
Thickness
1-50mm
Seamless
Seamless
Process
Cold Rolled/Cold Drawn
Finish
Acid Washing or Polished
Ends
Plain or Beveled
Length
Customed
Trademark
RUIYANG
Transport Package
Bundles
Specification
6-630mm
Origin
China
HS Code
7304112000

Top quality Stainless steel seamless stainless steel round pipe tubes

Manufacture Standard:

ASTMA213, ASTMA312, ASTM A269, ASTMA511, ASTM A789, ASTM A790,GOST 9941, GOST 9940, DIN17456, DIN17458, EN10216-5, EN17440,JISG3459, JIS3463,GB/T13296, GB/T14976, GB/T14975, GB9948, GB5310, etc

Grades:

304 , 304L, 304H, 304N, 316, 316L 316Ti, 317L, 310S, 321, 321H, 347H, S31803, S32750, 347, 330, 825, 904L,12X18H9, 08X18H10, 03X18H11, 08X18H10T, 20X25H20C2, 08X17H13M2T, 08X18H12E.

1.4301, 1.4306, 1.4401, 1.4404, 1.4435, 1.4541, 1.4571, 1.4563, 1.4462, 1.4845,

SUS304, SUS304L, SUS316, SUS316L, SUS321, SUS310S etc

Size:

A).Out diameter: ANSI 1/8"-24"(6mm-630mm).

B).Wall thickness: (0.9mm-50mm)

Process methods:cold dawning, cold rolling
Surface &Delivery condition:Solution annealed and pickled, grey white (polished),with plain ends/bevel edges ends
Length:Max25 meters
Packing:in seaworthy wooden cases or in bundles
Min order quantity:0.5-1 ton
Delivery date:TP304,TP310s pipes usually have stock,others Min. 10 days
Certificates:ISO9001:2000 quality system and Mill test Certificate supplied

Quality Assure:

Quality assure:1),Basic guarantee:Raw material guarantee,we use the Tsingshan Brand raw material,the quality is good,adding we use the spectrum direct-reading test,our professional workers &equipments,we could guarantee the tubes is right of the clients' needs.
2),Process control:follow the process chart adding our workers' care
 
3),Inspection& TestDirect-reading Spectrum Instrument analytic for chemical composition, Yield Strength, Tensile Strength, Elongation, Hardness Test, Flattening Test, Flaring Test, Eddy Current Test, Ultrasonic Test, Hydrostatic Test, Corrosion Test, etc

General Require of ASTMA213/M

                                standard
Items		  ASTM A213/A213M


Steel grade

 		TP301                  TP304L
TP316                  TP316L
TP317                  TP310L
TP347                  TP310S
TP347H△               TP310H *
TP309H*                TP321H△
Rp0.2(Mpa)≥170 ; ≥205
Rm(Mpa)≥485 ; ≥515
A(%)    ≥35
Flatten experiment(mm)H=1.09t/(0.09+t/D)
 flaring testInside diameter 21-68%
Grain size"*"," △ "ASTM E112/  "△ "7#or above7#"*"6#or above6#

hydrostatic test (Mpa)
 		D Pmax

P=220.6t/D
 
 <25.47 
 25.4-<38.110 
 38.1-<50.814 
 50.8-<76.217 
 76.2-<12724 
 ≥12731 
Crystal
corrosion test		ASTM A262
nondestructive inspectionASTM  E213  E309  E426
Heat treatment (solid solution)    required


Out-diameter tolerance(mm)
 		ODTOLERANCE
 <25.4±0.10
 25.4-≤38.1±0.15
 >38.1-<50.8±0.20
 50.8-<63.5±0.25
 63.5-<76.2±0.30
 76.2-≤101.6±0.38
 >101.6-≤190.5±0.38/-0.64
 >190.5-≤228.6±0.38/-1.14

Thickness tolerance(mm)
 		ODTOLERANCE
 ≤38.1+20%-0
 >38.1+22%-0
straightness(mm/m)REASONABLE
HARDNESSHRB<90

Process of stainless steel pipe tube:
ASTM A213/312 Seamless Stainless Steel Round Hollow Bar




Parts of workshop:
ASTM A213/312 Seamless Stainless Steel Round Hollow Bar

Features of stainless steel tubes:

1)characters such as Safety, health, environmental protection

2)economy applicable, good surface

3)the resistant to corrosion

4)less weight than bars, thickness and out diameter so variously

5)easy cutting, huge deformation

6)tensile strengthen and good be flexible etc.

Package:in bundles or with wooden box packge

Delivery of stainless steel tubes:
ASTM A213/312 Seamless Stainless Steel Round Hollow Bar


Applications & Usage of seamless stainless pipe:

as Line pipe, boiler pipe, mechanical structure, hydraulic prop pipe, gas pipe, geological pipe, chemical pipe
(high pressure chemical fertilizer pipe, oil cracking pipe) and tube for ships, etc
decoration,building,construction,water pipe,petroleum, chemical industry, chemical fiber, smelt, medical machinery,
paper making,Heat preservation and refrigeration, mechanical equipment, food, electricity, water conservancy,
architecture, aerospace, navigation shipbuilding, environmental protection and boiler heat exchanger
ASTM A213/312 Seamless Stainless Steel Round Hollow Bar
 

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