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Home > Video > Carbon fiber tube > Carbon fiber tube clamp> Quick Delivery Carbon Steel Pipe 80mm Black Steel Pipe 20# 40# Seamless Structural Carbon Steel Pipe
Mar 19, 2026
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Jiangsu Botejia Special Steel Co., Ltd.
Available today 30 times  |  Sent times  |  Remaining times
Pipe Length 10 feet
Surface Finish Carbon Steel
Invoicing by Theoretical Weight
Oiled or Non-Oiled Non-Oiled
Section Shape Round
Surface Treatment Hot Rolled
Tolerance ±1%
Alloy or Not Non-Alloy
Delivery Time 15 Days
Grade Carbon Steel
Standard GB
Thickness Customized
Certificate CE, ISO 9001
Length Customized
Processing Service Welding, Punching, Cutting, Bending, Decoiling
Transport Package Waterproof Paper, and Steel Strip Packed.
Specification Customization
Trademark BoTeJia
Origin China
Production Capacity 100000000

Quick Delivery Carbon Steel Pipe 80mm Black Steel Pipe 20# 40# Seamless Structural Carbon Steel Pipe

Quick Delivery Carbon Steel Pipe 80mm Black Steel Pipe 20# 40# Seamless Structural Carbon Steel Pipe

Specification

Product name

Carbon steel pipe

Material

GB: Q195, Q215, Q235A, Q235B, Q235C, Q235D, Q255A, 255B, Q275,Q295A,Q295B, Q345B, Q345C, Q345D, Q345E, Q390A, Q390B,
Q390C,Q390D,Q390E, Q420, Q420B, Q420C, Q420D, Q420E, Q460D, Q460E, Q500D, Q500E, Q550D, Q550E, Q620D, Q620E, Q690D, Q690E
EN:S185,S235JR,S275JR, S355JR, S420NL, S460NL S500Q, S550Q, S620Q, S690Q 

ASTM: Grade B, Grade C, Grade D, A 36, Grade 36, Grade 40, Grade42, Grade50, Grade 55,Grade 60, Grade 65, Grade 80 

JIS: SS330, SPHC, SS400, SPFC, SPHD, SPHE

Wall Thickness

4.5MM~60MM

Outer Diameter

21.3MM~762MM

Length

Length:Single random length/Double random length
5m-14m,5.8m,6m,10m-12m,12m or as customer's actual reques

Standard

ASTM A53-2007, ASTM A671-2006, ASTM A252-1998, ASTM A450-1996, ASME B36.10M-2004, ASTM A523-1996, BS 1387, BS EN10296, BS
6323, BS 6363, BS EN10219, GB/T 3091-2001, GB/T 13793-1992, GB/T9711

Section Shape

Square, Rectangular, Round,

Pipe Ends

Plain end/Beveled,protected by plastic caps on both ends, cut quare,grooved,threaded and coupling,etc.

Surface Treatment

1. Galvanized
2. PVC,Black and color painting
3. Transparent oil,anti-rust oil
4. According to clients requirement

Product Application

1. Fence, greenhouse, door pipe,greenhouse
2. Low pressure liquid, water, gas, oil, line pipe
3. For both indoor and outdoor the building construction
4. Widely used in scaffolding construction which is much cheaper and convenient

Certificates

ISO9001-2008,SGS.BV

Application

Quick Delivery Carbon Steel Pipe 80mm Black Steel Pipe 20# 40# Seamless Structural Carbon Steel Pipe

Certifications

Quick Delivery Carbon Steel Pipe 80mm Black Steel Pipe 20# 40# Seamless Structural Carbon Steel Pipe

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