Zanglamaydigan po'latsiz toksiz payvandlangan trubka naycha bardoshlik bazasi:

Tortishish

外径 (mm)

Oq

壁厚 (mm)

Chivin

余量 Balans (mm) l

Shum

MoQ miqdori

Gb13296

6-30

+ 0.15 / -0.2

1-3

+ 20%

-0%

 0-10

ODI

Wt ≤3mm

> 400pcs

> 30-50

± 0.3

> 3

+ 22%

-0%

> 50

± 0,75%

GB / T14976

6-10

± 0.15

1-3

+ 12.5%

-10%

0-10

ODI

10-30

± 0,2

> 3

+ 10%

WT ≤3 500pcs

30-50

± 0.3

Sakysteelga asos

OD> 351 50PCS

> 50

± 0,8%

Boshqa 200 ga qarshi

ASTMA312 Asme SA312

3.175-38.1

+ 0.4 / -0.8

+ ~ + 6

38.1-101.6

+ 0.8 / -0.8

+ 20%

-12.5%

101.6-203.2

+ 1.0-0.8

203.2-457.2

+ 2,4 / -0.8

ASTMA213 Asme SA213

PCS25.4

± 0.10

+ 20%

0%

OD <50.8

+ 3mm

OD ≤25.4> 125PC

25.4-38.1

± 0.15

OD> 50,

Qalinligi> 5.6,

O'rtacha qalinligi ± 10%

Odl50.8> 50pcs

38.1-50.8

± 0,2

OD> 50.8

+ 5mm

50.8-63.5

± 0.25

25.4-50.8> 75PC

63.5-76.2

± 0.3

76.2-101.6

± 0.38

ASTM A269

<12.7

± 0.13

± 15%

0- + 3.2

OD ≤25.4> 125PC

12.7-38.1

± 0.13

± 10%

0- + 3.2

Odl50.8> 50pcs

38.1-88.9

± 0.25

± 10%

0- + 4.8

25.4-50.8> 75PC

88.9-139.7

± 0.38

± 10%

0- + 4.8

ASTM A789

<12.7

± 0.13

± 15%

0 - + 3

OD ≤25.4> 125PC

12.7-38.1

± 0.13

± 10%

0 - + 3

Odl50.8 50pcs

38.1-88.9

± 0.25

± 10%

0- + 5

25.4-50.8> 75PC

88.9-139.7

± 0.38

± 10%

0- + 5

139.7-203.2

± 0,76

± 10%

0- + 5

ASTM A790

3.175-38.1

+ 0.4 / -0.8

+ 20%

 -12.5%

+ ~ + 6

OD ≤50.8mm> 400pcs

38.1-101.6

+ 0.8 / -0.8

101.6-203.2

+ 1,6 / -0.8

50.8-127mm> 200 dona

203.2-457.2

+ 2,4 / -0.8

Boshqalar> 100 dona