Alloy Steel Round Bar

Trusted Exporter of Industrial Alloy Steel Round Bar

Alloy Steel Round Bar available in diversity of sizes in Big stock, we deliver Alloy Steel Round Bar with Exceptional sizes & Quality, can supply in small or large quantity

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Alloy Steel Round Bar


Santok Steel Corporation is the most acclaimed manufacturer, exporter, distributor and supplier of industrial Alloy Steel Round Bar with required test certificates. Our material is certified to the highest industry standards. You can also Order small quantities, we will be happy to quote best price for small and large quantities & can typically deliver the Alloy Steel Round Bar in minimum time frame anywhere around the globe.
Our broad product range makes your individual wishes possible and also meets the extraordinary demands.

Alloy Steel Round Bar specification

42CrMo4 Alloy Steel Round Bars

42CrMo4 Alloy Steel Round Bars, 300 to 800mm Diameter

Key Specifications/Special Features:
  • Material: SCM 440/4142/42CrMo4/42CrMo alloy steel
  • Grades: JIS SCM 440, ASTM 4142, EN 42CrMo4 and GB 42CrMo
  • Diameter: 12 to 300 and 300 to 800mm

Alloy Steel Bar, SCM420

Key Specifications/Special Features:
  • Steel round bar
  • Material: SCM420, SCM415, 20Mn-65Mn, 15CrMo-42CrMo, 20Mn2-40Mn
  • Size: 20-100mm, 100-800mm
  • Length: 3-6m
  • Standard: JIS, GB, ASTM
  • Delivery condition: rough turned+quenching and tempering

41Cr4/40Cr/ASTM5140/SCr440 Hot Rolled Alloy Steel Round Bars

Key Specifications/Special Features:
  • Material: hot rolled alloy steel
  • Steel grades: 41Cr4, ASTM5140, SCR440 and 40Cr
  • Technical conditions: GB/T3077-1999 (China) and ASTM A29/A29M-04
  • Length: 3 to 6m
  • Size: 12 to 800mm

GB 42CrMo Alloy Steel Bars with Higher Intensity, Good Fatigue Strength and Better Hardenability

ASTM 4140

Key Specifications/Special Features:
  • GB 42CrMo chemical composition:
    • C: 0.38 to 0.45
    • Si: 0.17 to 0.37
    • Mn: 0.50 to 0.80
    • S: ≤0.035
    • P: ≤0.035
    • Cr: 0.90 to 1.20
    • Ni: ≤0.030
    • Cu: ≤0.030
    • Mo: 0.15 to 0.25
  • Technique: forged
  • GB 42CrMo mechanical property:
    • Tensile strength σb: ≥1,080 (110)MPa
    • Yield strength σs: ≥930 (95)MPa
    • Elongation δ5: ≥12%
    • Hardness: ≤217HB
  • Sizes:
    • Diameter: 12 to 200mm
    • Hot rolling: 200 to 800mm
  • Flat bar:
    • Thickness: 10 to 100mm
    • Width: 50 to 500mm
  • Surface treatment: black, coated or galvanized, no flaw and burr or rust
  • Process: EAF + LF + VD + forge
  • Delivery condition: hot rolled, black, annealing and hardness: HBS=160 to 210, or hot rolled/forged + rough machined (black surface after Q/T) + turned (optional)
  • UT: to SEP 1924 C/c and D/d or according to customer’s request
  • Futures:
    • Compared with 35CrMo, the 42CrMo has higher intensity and better hardenability
    • Good fatigue strength and impact resistance
    • Good low temperature impact toughness
    • No temper brittleness
    • Usually used after tempered
  • Application:
    • Often applied for making important machinery parts, such as bearing, gear, connecting rod, transmission gear, supercharger gear, engine cylinder, spring and rotary shouldered connections (1,200 to 2,000mm) for petroleum industry and jar knocker
    • Substitute of hardened and tempered steel with higher chromium composition


4140 is a chromium and molybdenum alloy steel that has an excellent weight to strength ratio. It has a tensile strength of 150,000 psi, yield strength of 130,000psi and approximately 35-45% elongation.

C Cr Mn Mo P Si S
0.38-0.43 0.8-1.1 0.75-1 0.15-0.25 0.35 Max 0.15-0.35 0.04 Max

Alloy Steel Round Bar manufacturer, Stockholder & Supplier
We have a specialist dedicated Alloy Steel Round Bar team and can supply the following stainless steel grades in bar and round bar form with the following sizes in stock:

Alloy Steel Round Bar Production according to national and international standards (e.g. ASME, ASTM, API, EN, DNV, etc.)

Origin: Europe, Japan, Korea, Taiwan
We can produce according to Your Required Specification

Alloy Steel Round Bar certificates:

ISO 9001:2008 Certified Company

We can provide Alloy Steel Round Bar Mill Test Certificate as per EN 10204 as per 3.1/3.2 TC

Alloy Steel Round Bar uses & application:

We supply Alloy Steel Round Bar to Oil & Gas, Refineries, Fertilizers, Heat-Exchangers, Paper & Pulp, Pharmaceuticals, Chemicals, Water Treatment, Dairy, Sugar & Food Processing, Construction, Mining, Shipbuilding, Offshore, Defence, Ports, Railway, Nuclear Power, Power Plant, Cement, Government Org., Engineering Co., Oil Mills, and other industrial projects.

Alloy Steel Round Bar packing, Shipping & delivery time:

3 Weeks + Sailing Time

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Alloy Steel Round Bar packing (Ready to ship)

pipe tubes Bar India
Alloy Steel Round Bar packing (Ready to ship)

Packing details:

PVC packing, carton packing, or as customer request woodeng case.

Alloy Steel Round Bar have to arrive safely, quickly and without damages at their destination in any part of the world. Packing is also an essential part of quality assurance.

Offer Alloy Steel Round Bar best price
Alloy Steel Round Bar Advanced Manufacturing Process:

Top technology in Alloy Steel Round Bar manufacturing

Machine processing (interior and exterior)

Alloy Steel Round Bar we export to:

Bahrain, Brazil, Chile, Egypt, India, Iran, Iraq, Kuwait, Lebanon, Middle East, Mexico, Nigeria, Oman, Saudi Arabia, South Africa, South America, Qatar, Russia, Turkey, United States, UAE, Venezuela, Yemen & around the globe.

Available Product Stock -JIS, AISI, ASTM, GB, DIN, EN BAR

(These products are widely used in construction field, ships building / Shipping, automobile industry, decorative, Chemical, architecture, mechanical processing,Machined components, dairy & other Industries)

  • stainless steel bar astm 300
  • 304 316l 321 310s 201 202 stainless steel bar astm 316ti
  • Stainless steel bar ASTM A276 TP321H / 321
  • Stainless steel bar ASTM A276 TP316 / TP316L
  • stainless steel bar ASTM good price 202
  • Stainless Steel Bar ASTM A276 316
  • Stainless steel bars ASTM A276 304L , ASTM A276 304L rods manufacturer
  • stainless steel bar astm 300
  • Stainless steel bar ASTM A276 TP304L / 304L
  • 304 316l 321 310s 201 202 Stainless Steel Bar Astm 316ti Hot Sale
  • SUS 321 stainless steel bar ASTM
  • stainless steel bar astm tp304
  • Stainless steel bar ASTM A276 TP302 / 302
  • mirror polished stainless steel bar ASTM 309S
  • seamless stainless steel bar ASTM A312 401
  • Top Quality Stainless Steel Bar ASTM 303
  • High brightness pragmatic stainless steel bar astm 300
  • stainless steel Rod bar astm 300
  • stainless steel bar astm a276
  • stainless steel bar astm 304
  • Alloy 20 stainless steel bar ASTM B473
  • stainless steel bar ASTM 304
  • ASTM 316 /316L Stainless Steel Round Bar
  • stainless steel bar astm 316ti
  • Stainless Steel Hexagonal Bars ASTM 309s
  • AISI/ASTM/JIS stainless steel bar
  • Standard ASTM A276 stainless steel round bar
  • ASTM 444/410/420/430/stainless steel bar price
  • stainless steel welded channel bar ASTM A36
  • austenitic astm bright round stainless steel bar with high quality & low price
  • Stainless Steel Square Bar ASTM 316
  • 304 stainless steel flat bar astm a 276
  • ASTM 316 /316L Stainless Steel Round Bar
  • Gold supply 304 stainless steel square bar standard ASTM
  • 316 stainless steel angle bar ASTM A276 – Factory Direct Sales & Free Samples
  • ASTM 316 /316L Stainless Steel Round Bar
  • astm 410 round stainless steel bar
  • stainless steel ASTM round bar
  • Stainless steel bar ASTM A276 TP304L / 304L
  • Stainless steel bars ASTM A276 304L rods manufacturer
  • Stainless steel bar ASTM A276 TP321H / 321
  • Best quality astm a276 stainless steel round bar
  • stainless steel square bar astm a36
  • stainless steel bright bar ASTM/SUS201
  • ASTM A276 stainless round steel bar with high quality
  • astm a276 420/ansi 316stainless steel round bar
  • stainless steel hexagonal bars bright ASTM 201
  • stainless steel Threaded Rod/Bar DIN975/ASTM A193
  • stainless steel bar/rodASME, ASTM, EN, BS, GB,
  • JIS/AISI/DIN/EN/GB/ASTM/201/202/304/304l/316/316l/310s hot/cold rolled stainless steel
  • polished/bright round bar/rod
  • AISI ASTM & Stainless steel Round Bar/Hexagon Bar/Flat Bar
  • ASTM A106/A53 Gr.B stainless steel hollow bar
  • cold rolled astm a53a/b seamless carbon steel bar