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TOBO GROUP
TOBO International Trading(Shanghia)Co.,Ltd Tianda Oil Pipe Co., Ltd
TOBO Pipeline Equipment Co.,Ltd TPCO & TISCO Pipe(Tianjin)Co.,Ltd.
Place of Origin: | China |
---|---|
Brand Name: | TOBO |
Certification: | SGS/BV/ABS/LR/TUV/DNV/BIS/API/PED |
Model Number: | A335 Alloy Steel pipe P22 |
Minimum Order Quantity: | 1 pc |
Price: | USD Negotiated |
Packaging Details: | Standard Sea-worthy Packing wooden cases or plastic by bundles as customer's required |
Delivery Time: | 25 work days |
Payment Terms: | L/C, T/T, Western Union |
Supply Ability: | 1200 Metric Ton/Metric Tons per Week |
Material: | ASTM A335 P11 P22 P33 P91 A106 High Pressure Steam Boiler Pipe Carbon | Welding Type: | Seamless |
---|---|---|---|
Technique: | Cold Rolled Hot Rolled | Surface: | Varnished / As Per Customer's Requirements |
Thickless: | 0.5-50 Mm | Type: | Mill Test Certificate Steel Pipe |
O0.125 - 72 Inchuter Diameter: | 0.5 - 24 Inch | Application: | Boiler Pipe |
Highlight: | P33 Steam Boiler Pipe,ASTM A335 Steam Boiler Pipe,50mm Thick Steam Boiler Pipe |
ASTM A335 P11 P22 P33 P91 A106 high pressure steam boiler pipe carbon
ASTM A335 /A335M ASME SA335 pipes shall be made by the seamless process and shall be either hot-finished or cold drawn with the finishing treatment.
ASTM A335 /A335M covers nominal wall and minimum wall seamless ferritic alloy-steel pipe intended for high-temperature service. Pipe ordered to this specification shall be suitable for bending, flanging (vanstoning), and similar forming operations, and for fusion welding. Selection will depend upon design, service conditions, mechanical properties, and high-temperature characteristics.
Grade
|
P11
|
P12
|
P22
|
P91
|
C
|
0.05-0.15
|
0.05-0.15
|
0.05-0.15
|
0.08-0.12
|
Mn
|
0.30-0.60
|
0.30-0.61
|
0.30-0.60
|
0.30-0.60
|
P
|
≤0.025
|
≤0.025
|
≤0.025
|
≤0.020
|
S
|
≤0.025
|
≤0.025
|
≤0.025
|
≤0.010
|
Si
|
0.50-1.00
|
≤0.50
|
≤0.50
|
0.20-0.50
|
Cr
|
1.0-1.50
|
0.80-1.25
|
1.90-2.60
|
8.0-9.50
|
Mo
|
0.44-0.65
|
0.44-0.65
|
0.87-1.13
|
0.85-1.05
|
V
|
|
|
|
0.18-0.25
|
Nb
|
|
|
|
0.030-0.070
|
N
|
|
|
|
≤0.40
|
AI
|
|
|
|
≤0.02
|
Others
|
|
|
|
Cb 0.06-0.10
Ti 0.01max
Zr 0.01max
|
Mechanical Properties
|
||||
Grade
|
Tensile
|
Yield
|
Elongation
|
Hardness
|
Strength (Mpa)
|
Strength (Mpa)
|
(%)
|
|
|
P11
P12
|
≥415
|
≥220
|
≥30
|
≤89HRB
|
P22
|
≥415
|
≥220
|
≥30
|
≤89HRB
|
P91
|
≥585
|
≥415
|
≥20
|
91HRB-25HRC
|
Grade
|
UNS
Number
|
Heat Treat Type
|
Austenitizing/ Solutioning
Temperature, min or range °F [°C] |
Subcritical Annealing or Tempering
Temperature, Min or range °F [°C] |
P11
|
K11597
|
full or is othermal anneal normalize and temper
|
|
1200 [650]
|
P12
|
K11562
|
full or isothermal anneal normalize and temper subcritical anneal
|
|
1200 [650]
1200-1300 [650 to 705] |
P22
|
K21590
|
full or isothermal anneal normalize and temper
|
|
1250 [675]
|
P91
|
K91560
|
normalize and temper
quench and temper |
1900-1975[1040-1080]
1900-1975[1040-1080] |
1350-1470[730-800]
1350-1470[730- |
What can we do for you ?
>> 1.Are you a factory or a trading company?
1.We are a factory focused on rigging hardware over 22 years.
2.Our main products are shackles,eye bolts and nuts. turnbuckles, wire rope clips, hooks and load binders.
3.We have 6 production lines with advanced machines over 30 like friction presses, air hammer, punching machines,etc.
4.We own warehouse over 3000 square meters.
5.We have numerous distributors at home and board.
>> 2.How do you control your quality?
1.Selection of high-quality steel material from famous steel group
2.Production process standardization, process standardization, refinement.
3.100% Finished Product Testing.
4.The third party product inspections are acceptable.
5.ISO Quality Management System Certificated Factory
6.Inspection before loading
>> 3.What are your advantages compared with others?
1.BV, SGS Field Certification and Assessed Factory
2.Focused on rigging since 1997, Rich experience in Production.
3.Owned factory, the same quality product, the best price.
4.Timely Delivery with the support of 3000 square meters warehouse.
5.Numerous Patents in Rigging Hardware. Be Good at Custom-Made and Shaped Products.
6.Over 20 Professional Staff in Trading Team,Let you enjoy worry-free and effective communication.
>> 4.Can you offer samples ?
Yes, free samples are available, but freight charged by customer
>> 5.How about your quality guarantee?
We’re 100% responsible for damage of full container goods if it’s caused by our improper package.
We have very strict QC team to control the quality problem.
From material to finished products, each step, our inspection man to inspect it.For each order, we will test and have the record.
>> 6.Why choose us?
1). More than 20 year's manufacturing experience
2). OEM/ODM service offered • Small order accepted
3). Direct factory price • More competitive
4). High Quality • Zero Complaint