1. Good corrosion resistance: stainless steel pipe can effectively resist the corrosion of sulfide, chloride, and other corrosive substances contained in the gas, reducing the risk of corrosion and damage to the pipeline.
2. High compressive strength: stainless steel pipe has high compressive capacity, and can withstand the pressure change in the process of gas transportation, reducing the possibility of pipeline rupture.
3. Good high-temperature resistance: in the gas delivery system, the gas temperature may be high, and ordinary steel pipes may be deformed or cracked due to high temperature, while stainless steel pipes can withstand the work under a high-temperature environment stably.
4. Excellent sealing performance: stainless steel pipe has good sealing performance, which can effectively prevent gas leakage and improve the safety of the gas transmission system.
5. Long service life: Due to the characteristics of corrosion resistance and high compressive strength of stainless steel pipes, their service life is relatively long, which reduces the frequency and cost of repairing and replacing pipes.
Notes
When using stainless steel steel pipe for gas, the following matters should be paid attention to:
1. Choose the right stainless steel material: different gas transmission systems may need to use stainless steel pipes of different materials, according to the specific requirements of the choice of suitable materials, such as 304 stainless steel, 316 stainless steel, etc.
2. Installation and maintenance should be standardized: for the installation and maintenance of stainless steel pipes for gas, it is necessary to operate in accordance with relevant standards and specifications. Ensure that the pipe is firmly connected and well sealed, and regularly check and maintain to ensure the safe operation of the system.
3. Prevent mechanical damage: in the process of construction and use, pay attention to avoid mechanical damage to stainless steel pipes, such as collision, scratch, etc. These damages may cause the protective layer on the pipe surface to break and reduce the corrosion resistance.
4. Prevent external corrosion: although stainless steel pipes for gas have good corrosion resistance, they may still be affected by external corrosion under special circumstances. Therefore, corresponding protective measures should be taken in special environments, such as coating, anti-corrosion coating, etc.
Introduction
Item | Stainless steel pipe for gas | ||||||||||
Standard | JIS/JIS/SUS/GB/DIN/ASTM/AISI/EN | ||||||||||
Material | 304,304L,309S,310S,316,316Ti,317,317L,321,347,347H,304N,316L, 316N,201,202 | ||||||||||
Surface | A: sanded B: 400#-600# mirror C: hairline brushed D: TIN titanlum E: HL brushed & mirror (two kinds of finishing for one pipe) |
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Shape | Round/Square/Oval/Rectangular | ||||||||||
Tolerance | Outer diameter :0.2mm Thickness :0.02mm Length :+0.5mm |
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Applicaiton | Exterior decoration; Architectur; Evevator; Kitchen; Ceiling; Cabinet; Advertising nameplate; Roof structure;Shipbuilding | ||||||||||
Size | Length | 1000mm-6000mm or custom | |||||||||
Outer diameter | Size(round pipe): 9.5-219 mm or customized; Size (square pipe): 10x10-150x100 mm or customized Size (oval pipe): 30x15,80x40 mm or customized WT: 0.24mm~30mm |
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Delivery time | Within 5-30 days after receiving the prepaid | ||||||||||
Package | Seaworthy Package |
Production process
ASTM A269(dimension tolerance table)
Outside Diameter | Thickness | Length | |
<38.1mm | ±0.13mm | OD=12.7mm+15% | OD>38.1mm+3.2mm-0mm |
≥38.1mm~88.9mm | ±0.25mm | ||
≥88.9mm~139.7mm | ±0.38mm | ||
≥139.7mm~203.2mm | ±0.76mm | OD=12.7mm+10% | OD>38.1mm+4.8mm-0mm |
≥2032mm~304.8mm | ±1.01mm | ||
≥304.8mm~355.6mm | ±1.26mm |
Xinhang Special Material Co., Ltd. Hangzhou Branch is famous China Polished Precision High Pressure Stainless Steel Welded Pipe For Gas suppliers and OEM/ODM Polished Precision High Pressure Stainless Steel Welded Pipe For Gas manufacturers, founded in 2007 and moved to Longyou Economic Development Zone, Zhejiang Province, in 2022. It covers an area of 130,000 square meters, more than 30 production lines, 300 workers, 20 R&D people, 30 inspection people and an annual output of 50,000 tons.
It has passed ISO9001:2008 quality management system, PED 97/23/EC EU Pressure Equipment Directive certification, China Special Equipment Manufacturing License (Pressure Tube) TS certification, ASME certification, provincial enterprise standardization management system, ISO14000:2004 environment management system, cleaner production (green enterprise), and a series of certifications, as well as China Classification Society (CCS), American Bureau of Shipping (ABS), British Register of Shipping (LR), Deutsche Veritas (GL), Bureau Veritas Society (BV), Det Norske Veritas (DNV), and Korean Register of Shipping (KR) factory certification.
The main products include stainless steel pipes, pipe fittings, flanges, valves, etc., which are widely used in petroleum, chemical industry, nuclear industry, smelting, shipbuilding, pharmaceuticals, food, water conservancy, electric power, new energy, mechanical equipment, and other fields. The company adheres to the corporate tenet of "quality for survival, reputation for development" and wholeheartedly serves every customer to create a win-win situation.
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