1. Material

TP304/304L, 316/316L, 310S, 317L, 321, 347H, 904L, etc.

S31803, 32750, etc.

Nickel alloy 600, 625, 718, 800, 825,etc.

Hastelloy C22, C276, Monel 400, K500, etc.

2. Standard

ASTM, ASME, DIN, EN, ISO,JIS, GOST, etc.

3. Type

Seamless

4. Size range

OD: from 6mm to 1000mm (NPS from 1/8'' to 40'')

WT: from 0.7mm to 38mm (Schedule from 5S to XXS)

Length: fix length or un-fix length, Max 30meters

5. Produce process

Pilgering and cold drawn

6. Surface process

Pickling and annealing

Bright annealing

Polishing

7. Marking

EASTECH, SIZE, GRADE, STANDARD, HEAT NO.

8. Package

Bundles with wovenbag outside.

Wooden case, steel crate

9. Min order quantity

500 KG

10. Sample

Yes

11. OEM accepted

Yes

12. Production capacity

300 tons per month

13. Payment term

T/T or L/C.

14. Certificate

ISO 9001, PED

15. Third party certificate

BV, LR, SGS, TUV, CCS, ABS, etc.

Item

ASTM A213

ASTM A312

ASTM A269

Outside diameter tolerance(mm)

O.D.

tolerance

O.D.

tolerance

O.D.

tolerance

<25.4

±0.10

10.3-48.3

+0.4/-0.8

12.7 <

+0.13/-0.13

25.4-≤38.1

±0.15

>48.3-114.3

+0.8/-0.8

12.7-38.1

+0.13/-0.13

>38.1-<50.8

±0.20

>114.3-219.1

+1.6/-0.8

38.1-88.9

+0.25/-0.25

50.8-<63.5

±0.25

>219.1-457.2

+2.4/-0.8

88.9-139.7

+0.38/-0.38

63.5-<76.2

±0.30

>457.2-660.4

+3.2/-0.8

139.7-203.2

+0.76/-0.76

76.2-≤101.6

±0.38

>660.4-864

+4/-0.8

>101.6-≤190.5

±0.38/-0.64

>864-1219.2

+4.8/-0.8

>190.5-≤228.6

±0.38/-1.14

Thickness　tolerance(mm)

O.D.

tolerance

±12.5%t

O.D.

tolerance

≤38.1

+20%t/0

≤38.1

±15%t

>38.1

+22%t/0

>38.1

±10%t