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GB/T 18984 Low Temperature Service Piping Hot Rolled Steel Tube

Minimum Order Quantity : 1 Ton Price : negotiable
Packaging Details : In bundles in wooden box Delivery Time : 35-45 Days
Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram Supply Ability : 60000 Ton per Year
Place of Origin: China Brand Name: TORICH
Certification: ISO 9001 ISO 14001 TS 16949 EN 10204.3.1 LR KR Model Number: GB/T 18984

Detail Information

Product Name: GB/T 18984 Low-temperature-service Piping Seamless Steel Tube Keyword: Alloy Steel Tube
Type: Seamless Steel Tube Surface: Oiled
Material: 16MnDG 10MnDG 09DG 09Mn2VDG Usage: Low-temperature-service Piping
Shape: Round Length: 4-12m
OD: 30-351mm WT: 3-25mm
High Light:

seamless steel pipe


seamless carbon steel tube

Product Description

GB/T 18984 Low-temperature-service Piping Seamless Steel Tube


Application:Applicable to -45 °C grade ~-100 °C level cryogenic pressure vessel pipe and low temperature heat exchanger pipe seamless steel


Size:L--4-12m    OD--30-351mm    WT--3-25mm


Manufacture method:Steel should be smelted with oxygen converter or electric furnace and added outside the furnace


Delivery Condition:Normal delivery


Processing methods:Hot rolled (expanding) steel pipe--WH

                                        cold drawing (rolling) Steel pipe --WC


Surface Quality:The internal and external surfaces of the steel tube are not allowed to have cracks, scabs, folds, delaminations, laps, and burns. Allows for scribes, scratches, misalignment of welds, burns, oxide scales, and external burr removal traces that are not more than a negative wall thickness deviation


Inspection items:

chemical composition

Tensile test

Ultrasonic examination

Eddy current flaw detection

Bending test

Flattening test

Permissible deviation tolerance of OD and WT

Classfication Steel size Permissible tolerance
W-H OD <351 ±1.0%D
≥351 ±1.25%D
WT ≤25 ±12.5%S
W-C OD ≤30 ±0.20
>30~50 ±0.30
>50 ±0.75%D
WT ≤3



>3 ±10%S












GB/T 18984 Low Temperature Service Piping Hot Rolled Steel Tube 0

GB/T 18984 Low Temperature Service Piping Hot Rolled Steel Tube 1


What is your Guarantee?
1.SO9001:2008 and TS16949 certification, SGS, BV, TUV or other third party inspection is available.
2.High quality with competitive price.
3.Advanced technology, experienced engineer, ISO quality system for quality assurance and traceability.

Do you have agent or distributor in our country?
1.We are recruiting area agent and distributor all over the world, welcome to send us your mail or call us for detail discussion.

How is your production capability?
1.2000 tons monthly production capacity, 5000 tons monthly trading capability
2.Prompt and Timely shipment

How to get the sample?
1.You are requested to pay for sample charges and courier charges from China to your country; and the free sample is according the product like size, steel grade and quantity, please consult our sales for details
2.Sample charges will be refunded when order is placed.

What is your Payment Term?
1.T/T: 30% deposit in advance, the balance 70% paid before shipment
2.30% down payment, the balance 70% paid against L/C at sight
3.Upon negotiation

Who are your customers?
1.Stockists, Distributors,Wholesalors,Agents, Traders, End Users, etc

How long will you react on our requirement?
1.Your requirement would be treated within 24 hours on weekdays. Quotations would be sent upon technical details confirmed by customer!

Any more questions about your doubts, please feel free to send us your emails or call!



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