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GB/T3087 Q235 Carbon Seamless Steel Pipe For Low And Medium Pressure Boiler

Minimum Order Quantity : 0.5Ton Price : USD700-1200/TON
Packaging Details : In plywood case,In wooden box. Delivery Time : 30-45Work Days
Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram Supply Ability : 50000Ton/year
Place of Origin: China Brand Name: TORICH
Certification: ISO9001 ISO14001 Model Number: GB/T3087

Detail Information

Product Name: GB/T3087 Q235 Carbon Seamless Steel Pipe Keyword: GB/T3087 Q235 Carbon Seamless Steel Pipe
Type: Seamless Steel Pipe Surface: Oiled
Material: Q345 10# 20# Usage: Boiler Pipe
Shape: Round Length: 4-12.5m
OD: 4-1200mm WT: 0.5-200mm
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Product Description

GB/T3087 Q235 Carbon Seamless Steel Pipe For Low And Medium Pressure Boiler

Steel Grade/Steel Material:Q345 Q195 10# 20#

Steel pipe standard:GB/T3087

 

Characteristic:

Good concentricity

Good OD and ID tolerance

High Precision

Stable quality

Smooth Roughness

TORICH QUALITY ASSURANCE

 

Size Range:

OD:4-1200mm

WT:0.5-200mm

Length: 5.8m, 6m, 11.8m, 12m, or as required.

 

Production Processs:

RAW MATERIAL

INCOMING INSPECTION

STORAGE → CUTTING→HAMMERING → PICKING LUBRICATION → CLEANING → PHOSPHORI CLEAN

ENDS CUTTING←STRAIGHTENING←HEAT TREATMENT↔MIDDLLE CHECK↔ COLD DRAWING ← LUBRICATING

FINAL INSPECTION→BUNDING→STORAGE

 

Application: Boiler Heat Exchanger Petroleum Aerospace Chemical Electric Power Military structure

 

Production Technique:

1) Hot Rolled

2) Cold Drawn

3) Cold Rolled

 

Order content:

1.Standard Encdoing

2.Product Name

3.Steel Grades

4.Order Quantity

5.Delivery Condition

6.Specification

7.Special Requirements

 

GB/T3087 Q235 Carbon Seamless Steel  Pipe For Low And Medium Pressure Boiler 0

 

Steel pipe testing items, the number of samples, sampling methods, experimental methods

 

For the Purpose of:

For high-pressure boiler (working pressure 9.8MPa or more generally, the working temperature between 450 ℃ ~ 650 ℃) of heating surface tubes, header, economizer, superheater, reheater and so on.


The main production steel grades:

20G, 20MnG, 15MoG, 15CrMoG, 12Cr2MoG, 12Cr1MoVG.

After consultation, can also supply other grades of steel.

 

Mechanical properties:

Standard Trademark Tensile strength(MPa) Yield strength(MPa) Elongation(%)
GB5310 20G 410~550 ≥245 ≥24
20MnG ≥415 ≥240 ≥22
15MoG 450~600 ≥270 ≥22
15CrMoG 440~640 ≥235 ≥21
12Cr2MoG 450~600 ≥280 ≥20
12Cr1MoVG 470~640 ≥255 ≥21

 

Chemical composition:

Standard Trademark Chemical Composition
C Si Mn P S Cr Mo Cu Ni V
GB5310 20G 0.17~0.24 0.17~0.37 0.35~0.65 ≤0.030 ≤0.030 / / ≤0.20 ≤0.25 /
20MnG 0.17~0.24 0.17~0.37 0.70~1.00 ≤0.030 ≤0.030 / / ≤0.20 ≤0.25 /
15MoG 0.12~0.18 0.17~0.37 0.40~0.80 ≤0.030 ≤0.030 / 0.25~0.35 ≤0.20 ≤0.30 /
15CrMoG 0.12~0.18 0.17~0.37 0.40~0.70 ≤0.030 ≤0.030 0.80~1.10 0.40~0.55 ≤0.20 ≤0.30 /
12Cr2MoG 0.08~0.15 ≤0.50 0.40~0.70 ≤0.030 ≤0.030 2.00~2.50 0.90~1.20 ≤0.20 ≤0.30 /
12Cr1MoVG 0.08~0.15 0.17~0.37 0.40~0.70 ≤0.030 ≤0.030 0.90~1.20 0.25~0.35 ≤0.20 ≤0.30 0.15~0.35

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