+
  • w1.jpg
  • 3(43).jpg
  • e4960081.jpg
  • 99fa3ff91.jpg
  • a2ee171c.jpg

Seamless Alloy Steel Tube

Classification :

These Alloy steel pipes & tubes are used in different application industry like oil refineries, chemical plants, fertilizers plants, petrochemicals plants and sugar mills etc.

Keywords:

Seamless Pipe

Product introduction

Seamless Alloy Steel Tube

Type: Alloy Pipe, Alloy Tube, Alloy Steel Pipe, Alloy Steel Tube
Application: In Petroleum, Aerospace, Chemical, Power, Boilers, Military Industry

Specification: Outside Diameter: 1/8'' ~ 26''
                          Wall Thickness: SCH 30, 30, 40, 60, 80, 120, 140, 160, XS, XXS, STD
                          Length: Single Random, Double Random, Cut Length max to 23m
Standard & Grade: ASTM A333, A335 P5/P9/P11/P22/P91, DIN 17175, JIS G3458

End: Plain End, Beveled End, Thread End

Packing: Bundled with Hemp Rope/In Bulk
Alloy pipe is a kind of seamless steel pipe, its performance is much higher than that of general seamless steel pipe, because this type of steel pipe contains more Cr, its high temperature resistance, low temperature resistance, corrosion resistance performance is much better than  other Steel pipe , so the alloy pipe is widely used in petroleum, aerospace, chemical, electric power, boiler, military and other industries.
 

Product SEAMLESS / ERW / SAW ALLOY STEEL PIPE
Dimension 6 mm - 1080 mm
Thickness 1mm - 135 mm
Length 3 m - 12 m or according to the requirements of clients
Standard ASTM GB DIN
Steel grade A106/53/179/214/192/210 A/B/C
ST37.2/35.4/35.8/52/52.3/52.4/42/45
10# 20# 45#
P2, P12, P11, P22, P5, P9, P91 
T2, T11,T5,T9,T22, 4140, 12CrMo, 15CrMo, 12Cr2Mo, 1Cr5Mo, 2CrMo4, 1Cr9Mo, 10CrMo910, etc.  
Trade terms FOB/CIF/CFR
Payment terms T/T, L/C
Delivery port Tianjin, China
Delivery time 10 or according to the real quantity of the tubes
Surface treatment Black painting
Varnish painting
3PE
Hot galvanized
or other coating according to your requirements
Bare tube
End of tubes Beveled, plain, thread, plastic caps
Inspection Ultrasonic examination, eddy inspection, hydrosttic testing etc.
Package Bundles, lossen or according to your requirements
Certificate API 5L/5CT, ISO, PED etc.

Technical data

Chemical  Composition

C, % Mn, % P, % S, % Si, % Cr, % Mo, %
0.05-0.15 0.30-0.60 0.025 max 0.025 max 0.50-1.00 1.00-1.50 0.44-0.65

Mechanical Properties

Tensile Strength, MPa Yield Strength, MPa Elongation, %
415 min 205 min 30 min

Outside Diameter & Tolerance

ASTM A450 Hot rolled Outside Diameter, mm Tolerance, mm
OD≤101.6 +0.4/-0.8
101.6<OD≤190.5 +0.4/-1.2
190.5<OD≤228.6 +0.4/-1.6
Cold Drawn Outside Diameter, mm Tolerance, mm
OD<25.4 ±0.10
25.4≤OD≤38.1 ±0.15
38.1<OD<50.8 ±0.20
50.8≤OD<63.5 ±0.25
63.5≤OD<76.2 ±0.30
76.2≤OD≤101.6 ±0.38
101.6<OD≤190.5 +0.38/-0.64
190.5<OD≤228.6 +0.38/-1.14
ASTM A530 & ASTM A335 NPS Outside Diameter, inch Tolerance, mm
1/8≤OD≤1-1/2 ±0.40
1-1/2<OD≤4 ±0.79
4<OD≤8 +1.59/-0.79
8<OD≤12 +2.38/-0.79
OD>12 ±1%

Wall thickness & Tolerance

ASTM A450 Hot rolled Outside Diameter, mm Tolerance, %
OD≤101.6, WT≤2.4 +40/-0
OD≤101.6, 2.4<WT≤3.8 +35/-0
OD≤101.6, 3.8<WT≤4.6 +33/-0
OD≤101.6, WT>4.6 +28/-0
OD>101.6, 2.4<WT≤3.8 +35/-0
OD>101.6, 3.8<WT≤4.6 +33/-0
OD>101.6, WT>4.6 +28/-0
Cold Drawn Outside Diameter, mm Tolerance, %
OD≤38.1 +20/-0
OD>38.1 +22/-0
ASTM A530 NPS Outside Diameter, inch Tolerance, %
1/8≤OD≤2-1/2 +20.0/-12.5
3≤OD≤18, WT/OD≤5% +22.5/-12.5
3≤OD≤18, WT/OD>5% +15.0/-12.5
OD≥20, WT/OD≤5% +22.5/-12.5
OD≥20, WT/OD>5% +15.0/-12.5

Standard
ASTM A335--for Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service
ASTM A519--for Seamless Carbon and Alloy Steel Mechanical Tubing
ASTM A213--for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
ASTM ASME (S)A-335/(S)A-335M Grade and Chemical Composition

Grade UNS C≤ Mn P≤ S≤ Si≤ Cr Mo
P1 K11522 0.10~0.20 0.30~0.80 0.025 0.025 0.10~0.50 - 0.44~0.65
P2 K11547 0.10~0.20 0.30~0.61 0.025 0.025 0.10~0.30 0.50~0.81 0.44~0.65
P5 K41545 0.15 0.30~0.60 0.025 0.025 0.50 4.00~6.00 0.44~0.65
P5b K51545 0.15 0.30~0.60 0.025 0.025 1.00~2.00 4.00~6.00 0.44~0.65
P5c K41245 0.12 0.30~0.60 0.025 0.025 0.50 4.00~6.00 0.44~0.65
P9 S50400 0.15 0.30~0.60 0.025 0.025 0.50~1.00 8.00~10.00 0.44~0.65
P11 K11597 0.05~0.15 0.30~0.61 0.025 0.025 0.50~1.00 1.00~1.50 0.44~0.65
P12 K11562 0.05~0.15 0.30~0.60 0.025 0.025 0.50 0.80~1.25 0.44~0.65
P15 K11578 0.05~0.15 0.30~0.60 0.025 0.025 1.15~1.65 - 0.44~0.65
P21 K31545 0.05~0.15 0.30~0.60 0.025 0.025 0.50 2.65~3.35 0.80~1.60
P22 K21590 0.05~0.15 0.30~0.60 0.025 0.025 0.50 1.90~2.60 0.87~1.13
P91 K91560 0.08~0.12 0.30~0.60 0.020 0.010 0.20~0.50 8.00~9.50 0.85~1.05
P92 K92460 0.07~0.13 0.30~0.60 0.020 0.010 0.50 8.50~9.50 0.30~0.60

Note: (S)A335 P91 other chemical composition are : V 0.18~0.25; N 0.030~0.070; Ni ≤ 0.40; Al ≤ 0.04 ; Nb 0.06~0.10
(S)A335 P92 other chemical composition are : V 0.15~0.25; N 0.030~0.070; Ni ≤ 0.40; Al ≤ 0.04 ; Nb 0.04~0.09; W 1.5~2.00 ; B 0.001~0.006

Warehouse Storage

Shandong Yuantuo Metal Products Co., Ltd is a professional steel manufacturer who is engaged in the research, development, production, sale and service. We have an experienced customer service team dedicated to ensuring strict quality control and thoughtful customer service.
We specialize in stainless steel, carbon steel, galvanized, copper, aluminum and other types of steel products. 

 

 

Packing and shipping

Up to now, we have supplied and established long-term partnerships with customers in more than 50 countries and regions around the world, and have established long-term partnerships with a number of large state-owned steel mills.

 

 

Application field

The main supply fields are: aerospace, national defense equipment, military weapons, chemical industry, shipbuilding, nuclear energy, trains, containers, environmental protection, precision machining, auto parts, machinery, electronic products, molds, medical treatment Equipment, construction, decoration, etc.

 

Packaging and Shipping

Our Factory

- FAQ -

1. What types of fiber optic products do you offer?

We offer a range of fiber optic products, including single-mode fiber, multimode fiber, outdoor fiber optic cables, indoor fiber optic cables, FTTH drop cables, ADSS cables, OPGW cables, and other specialty optical cables. Customized solutions are available depending on your project requirements.

2. Do you support customized fiber optic cable specifications?

Yes, customized solutions can be discussed according to project requirements. Specifications may include fiber count, cable structure, sheath material, reinforcement, armor, and installation method. Please provide your technical specifications or drawings for evaluation.

3. What is your minimum order quantity (MOQ)?

The minimum order quantity depends on the product type, specifications, and production requirements. Please contact us with your desired model and quantity so we can confirm the applicable MOQ.

4.Can I request a sample before placing a bulk order?

Sample availability depends on the product type and specifications. Please share the model and requirements you are interested in, and we will confirm whether a sample can be arranged, along with any applicable costs and delivery arrangements.

5. What is the typical production lead time?

Production lead time depends on the product model, order quantity, material availability, and current production schedule. Please provide your specifications and estimated quantity so we can confirm the lead time for your order.

6. How are fiber optic cables packaged for shipment?

Packaging depends on the cable type, cable length, and transportation requirements. Fiber optic cables are commonly supplied on suitable cable drums or reels for handling and transportation. Packaging details can be confirmed before order placement.

- Note -

Whether in fiber count, jacket material, or length, Yuzhou Fiber offers flexible customization services. Besides, if you have any special requirements for packaging or labeling, we will try our best to meet them. Please send us your specific requirements.

 

Yuzhou Fiber suggests that purchasing fiber optic cables in bulk is generally more cost-effective. This is because bulk production allows us to offer competitive volume discounts, helping you reduce overall project costs. If you are interested in purchasing fiber optic products, contact us today to get a quote. We will get back to you as soon as possible. Thank you for choosing us!

- RELATED PRODUCTS -

- GET A FREE QUOTE -