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GOST 9941-81 12X18H9T 12X18H10T 12X18H12T Cold Warm Deformed Seamless Tubes
GOST 9941-81 12X18H9T 12X18H10T 12X18H12T Cold Warm Deformed Seamless Tubes
GOST 9941-81 12X18H9T 12X18H10T 12X18H12T Cold Warm Deformed Seamless Tubes
GOST 9941-81 12X18H9T 12X18H10T 12X18H12T Cold Warm Deformed Seamless Tubes
GOST 9941-81 12X18H9T 12X18H10T 12X18H12T Cold Warm Deformed Seamless Tubes
GOST 9941-81 12X18H9T 12X18H10T 12X18H12T Cold Warm Deformed Seamless Tubes
GOST 9941-81 12X18H9T 12X18H10T 12X18H12T Cold Warm Deformed Seamless Tubes
GOST 9941-81 12X18H9T 12X18H10T 12X18H12T Cold Warm Deformed Seamless Tubes
Specifications
Brand Name :
YUHONG
Model Number :
GOST 9941-81
Certification :
ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Place of Origin :
China
MOQ :
500KGS
Price :
Negotiable
Payment Terms :
T/T, L/C AT SIGHT
Supply Ability :
1500tons/month
Delivery Time :
Depends on quantity
Packaging Details :
Ply-wooden Case /Iron Case/ Bundle with plastic Cap
Standard :
GOST 9941-81
Material :
12X18H9T 12X18H10T 12X18H12T
Test :
ET, HT, PT
Type :
Welded
O.D. :
10- 114mm
W.T. :
≥1mm
Description

GOST 9941-81 12X18H9T 12X18H10T 12X18H12T Cold And Warm-Deformed Seamless Tubes

GOST 9941-81 is a standard that specifies the requirements for seamless steel tubes in Russia. This standard is used to ensure that the tubes meet specific criteria regarding their dimensions, tolerances, and technical requirements.

Seamless tubes, as described by GOST 9941-81, are typically used in high-pressure applications, such as in the oil and gas industry, power plants, and various industrial machinery where strength and durability are critical.

Outside Diameter & Tolerance

Outside Diameter, mm Tolerance
Normal High Higher
5≤OD≤10 ±0.3mm ±0.2mm ±0.15mm
10＜OD≤30 ±0.4mm ±0.3mm ±0.2mm
30＜OD≤95 ±1.2% ±1.0% ±0.8%
OD>95 ±1.0% ±1.0% ±0.8%

Wall thickness & Tolerance

Wall Thickness, mm Tolerance
Normal High Higher
0.2 ±0.05mm ±0.03mm –
0.3≤WT≤0.4 ±0.07mm ±0.05mm –
0.5≤WT≤0.6 ±0.10mm ±0.07mm –
0.7≤WT≤1 ±0.15mm ±0.10mm –
1＜WT≤3 +12.5/-15% ±12.5% +12.5/-10%
3＜WT≤7 ±12.5% +12.5/-10% ±10%
WT>7 +12.5/-10% ±10% –

Mechanical Properties

Steel grade Point of maximum load δВ, N/mm2 (kgf/mm2) Elongation δ5, % Density ρ, g/cm3
No less than
08Х17Т 372 (38) 17 7.70
08Х13 372 (38) 22 7.70
12Х13 392 (40) 22 7.70
12Х17 441 (45) 17 7.70
15Х25Т 461 (47) 17 7.60
04Х18Н10 490 (50) 45 7.90
08Х20Н14С2 510 (52) 35 7.70
10Х17Н13М2Т 529 (54) 35 8.00
08Х18Н12Б 529 (54) 37 7.90
10Х23Н18 529 (54) 35 7.95
08Х18Н10 529 (54) 37 7.90
08Х18Н10Т 549 (56) 37 7.90
08Х18Н12Т 549 (56) 37 7.95
08Х17Н15М3Т 549 (56) 35 8.10
12Х18Н10Т 549 (56) 35 7.95
12Х18Н12Т 549 (56) 35 7.90
12Х18Н9 549 (56) 37 7.90
17Х18Н9 568 (58) 35 7.90
08Х22Н6Т 588 (60) 20 7.60
05ХН28МДТ 490 (50) 30 7.96

Appliacation

Heating exchanger

Water Supply Systems

Steel Plant

power Plant

Architectural Construction

paper & pulp industry


GOST 9941-81 12X18H9T 12X18H10T 12X18H12T Cold Warm Deformed Seamless Tubes

GOST 9941-81 12X18H9T 12X18H10T 12X18H12T Cold Warm Deformed Seamless Tubes

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GOST 9941-81 12X18H9T 12X18H10T 12X18H12T Cold Warm Deformed Seamless Tubes

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Product Detail
Brand Name :
YUHONG
Model Number :
GOST 9941-81
Certification :
ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Place of Origin :
China
MOQ :
500KGS
Price :
Negotiable
Contact Supplier
GOST 9941-81 12X18H9T 12X18H10T 12X18H12T Cold Warm Deformed Seamless Tubes
GOST 9941-81 12X18H9T 12X18H10T 12X18H12T Cold Warm Deformed Seamless Tubes
GOST 9941-81 12X18H9T 12X18H10T 12X18H12T Cold Warm Deformed Seamless Tubes
GOST 9941-81 12X18H9T 12X18H10T 12X18H12T Cold Warm Deformed Seamless Tubes

Yuhong Group Co.,Ltd

Verified Supplier
13 Years
zhejiang, ningbo
Since 2007
Business Type :
Manufacturer, Distributor/Wholesaler, Importer, Exporter, Trading Company, Seller, Other
Main Products :
Stainless Steel Seamless Pipe, Stainless Steel Seamless Tube, Duplex Stainless Steel Pipe
Total Annual :
50M-70M
Employee Number :
50~850
Certification Level :
Verified Supplier
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