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143 - 187 HB BS 970 805H20 Alloy Steel Tube Cold Drawn with Normalized / Quenched
143 - 187 HB BS 970 805H20 Alloy Steel Tube Cold Drawn with Normalized / Quenched
143 - 187 HB BS 970 805H20 Alloy Steel Tube Cold Drawn with Normalized / Quenched
143 - 187 HB BS 970 805H20 Alloy Steel Tube Cold Drawn with Normalized / Quenched
143 - 187 HB BS 970 805H20 Alloy Steel Tube Cold Drawn with Normalized / Quenched
143 - 187 HB BS 970 805H20 Alloy Steel Tube Cold Drawn with Normalized / Quenched
143 - 187 HB BS 970 805H20 Alloy Steel Tube Cold Drawn with Normalized / Quenched
143 - 187 HB BS 970 805H20 Alloy Steel Tube Cold Drawn with Normalized / Quenched
143 - 187 HB BS 970 805H20 Alloy Steel Tube Cold Drawn with Normalized / Quenched
143 - 187 HB BS 970 805H20 Alloy Steel Tube Cold Drawn with Normalized / Quenched
Specifications
Brand Name :
TORICH
Model Number :
BS970 805H20
Certification :
TS16949 ISO9001 ISO14001
Place of Origin :
China
MOQ :
5 ton
Supply Ability :
20000 ton /year
Packaging Details :
In bundles with seaworthy packing
Price :
negotiable
Payment Terms :
L/C, D/A, D/P, T/T
Standard :
BS970 805H20
Place of orign :
China
Brand :
TORICH
Material :
805H20 Alloy Steel Tube
Production :
Cold Drawn
Heattreatment :
BK, +N, Q&T
Description

BS970 805H20 Alloy Steel Tube

BS970 Alloy Steel Grade

Alloy steels can be supplied with a grain size of 5 to 8 determined in accordance with BS4490 or another method by agreement. Steel supplied to hardenability reqquirements are supplied fine-grained and if coarse grain steel is specifically required, then the hardenaility shall be subject to negotiation.

143 - 187 HB BS 970 805H20 Alloy Steel Tube Cold Drawn with Normalized / Quenched

251A58 251H60

251A60 525H60

525A58 685H57

525A60 704H60

525A61 705H60

685A57 735H51

704A60 805H60

705A60 735A51

735A54 925A60

BS970 805H20 Chemical Composition Table

C Si Mn S P Cr Mo Ni
0.17-0.23 0.10-0.35 0.60-0.95 ≤0.025 ≤0.006 0.35-0.65 0.15-0.25 0.35-0.75


Hardness: 143-187 HB

HRC values at distance
1.5 3 5 7 9 11 13 15
48 47 44 40 35 32 30 28 MAX

Hardness

(HRC)
41 37 31 25 22 20 - - MIN


Steel

 Hardening temperature Requirements for hardness test Maximum hardness HB
Preheat treatment

Austenitizing

temperature

 Bars and billets for forging Forgings and bars for machining
805H20 830-840 930-950 925 207 207

20CrNiMo

Chemical Composition Table
C Si Mn S P Cr Mo Ni
0.17-0.23 0.17-0.37 0.60-0.95 ≤0.035 ≤0.035 0.40-0.70 0.20-0.30 0.35-0.75

Mechanical Properties

Tensile strength

σb (MPa)

Yield strength

σs (MPa)

Elongation

δ5 (%)
≥980(100) ≥785(80) ≥9

Main market

Middle east, Africa, North and South America, East and West Europe, South and

southeast Asia, Australia
Payment term 30% T/T in advance, the balance 70% paid before shipment
Minimum quantity of order 5 ton
Delivery period 45-60 days after receiving 30% T/T in advance
Packing antirust protection, In hexagon bundles, in wooden box
Quantity tolerance +/-10%

143 - 187 HB BS 970 805H20 Alloy Steel Tube Cold Drawn with Normalized / Quenched

Who We are ?
-------A professional steel pipes materials inventor, manufacturer and solution provider Torich Interational Co.,Ltd is a professional manufacturer and exporter of steel pipes materials.
It is an international marketing and sales company specialized in steel tubes, which holds the factories of Seamless Steel Tubes with Carbon and Alloy Steel Grade, Welded Precision Steel Tubes,DOM Steel Tubes, Seamless & Welded Stainless Steel Tubes with Nickel and Alloy Steel Grade.
Our factory was established since 1997, with the name of Haiyan Sanxin Steel Pipe Co., Ltd. The factories` technicians are of great engineering experience in steel pipe industry for more than 20 years, which are in great command of production technology for Cold Drawing and Cold Rolling. So we have strong technician team and manufacturing capability.






Product tags

bs 6323 precision steel tube

,

a213 t11 alloy steel tube

,

t91 alloy steel tubes
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143 - 187 HB BS 970 805H20 Alloy Steel Tube Cold Drawn with Normalized / Quenched

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Product Detail
Brand Name :
TORICH
Model Number :
BS970 805H20
Certification :
TS16949 ISO9001 ISO14001
Place of Origin :
China
MOQ :
5 ton
Supply Ability :
20000 ton /year
Contact Supplier
143 - 187 HB BS 970 805H20 Alloy Steel Tube Cold Drawn with Normalized / Quenched
143 - 187 HB BS 970 805H20 Alloy Steel Tube Cold Drawn with Normalized / Quenched
143 - 187 HB BS 970 805H20 Alloy Steel Tube Cold Drawn with Normalized / Quenched
143 - 187 HB BS 970 805H20 Alloy Steel Tube Cold Drawn with Normalized / Quenched
143 - 187 HB BS 970 805H20 Alloy Steel Tube Cold Drawn with Normalized / Quenched

TORICH INTERNATIONAL LIMITED

Verified Supplier
11 Years
zhejiang, ningbo
Since 1997
Business Type :
Manufacturer, Distributor/Wholesaler, Importer, Exporter, Trading Company, Seller
Main Products :
Precision Steel Tube, Seamless Steel Tube, Stainless Steel Tube
Total Annual :
25000000-30000000
Employee Number :
100~200
Certification Level :
Verified Supplier
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