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& Test | Direct-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) | |||
| Â flaring test | Inside diameter 21-68% | |||
| Grain size | "*"," △ "ASTM E112/  "△ "7#or above7#"*"6#or above6# | |||
|
hydrostatic test (Mpa)  |
D | Â Pmax |
P=220.6t/D Â |
|
| Â | <25.4 | 7 | Â | |
| Â | 25.4-<38.1 | 10 | Â | |
| Â | 38.1-<50.8 | 14 | Â | |
| Â | 50.8-<76.2 | 17 | Â | |
| Â | 76.2-<127 | 24 | Â | |
|  | ≥127 | 31 |  | |
|
Crystal corrosion test |
ASTM A262 | |||
| nondestructive inspection | ASTM  E213  E309  E426 | |||
| Heat treatment (solid solution) | Â Â Â Â required | |||
|
Out-diameter tolerance(mm) Â |
OD | TOLERANCE | ||
|  | <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) Â |
OD | TOLERANCE | ||
|  | ≤38.1 | +20%-0 | ||
| Â | >38.1 | +22%-0 | ||
| straightness(mm/m) | REASONABLE | |||
| HARDNESS | HRB<90 | |||
Process of stainless steel pipe tube:
Parts of workshop:
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:
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
Â
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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& Test | Direct-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) | |||
| Â flaring test | Inside diameter 21-68% | |||
| Grain size | "*"," △ "ASTM E112/  "△ "7#or above7#"*"6#or above6# | |||
|
hydrostatic test (Mpa)  |
D | Â Pmax |
P=220.6t/D Â |
|
| Â | <25.4 | 7 | Â | |
| Â | 25.4-<38.1 | 10 | Â | |
| Â | 38.1-<50.8 | 14 | Â | |
| Â | 50.8-<76.2 | 17 | Â | |
| Â | 76.2-<127 | 24 | Â | |
|  | ≥127 | 31 |  | |
|
Crystal corrosion test |
ASTM A262 | |||
| nondestructive inspection | ASTM  E213  E309  E426 | |||
| Heat treatment (solid solution) | Â Â Â Â required | |||
|
Out-diameter tolerance(mm) Â |
OD | TOLERANCE | ||
|  | <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) Â |
OD | TOLERANCE | ||
|  | ≤38.1 | +20%-0 | ||
| Â | >38.1 | +22%-0 | ||
| straightness(mm/m) | REASONABLE | |||
| HARDNESS | HRB<90 | |||
Process of stainless steel pipe tube:
Parts of workshop:
Features of stainless steel tubes:
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Henan Jinming Metal Material Co., Ltd. , https://www.jinminghouse.com