iso grade 12.9 steel round bar from China

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iso grade 12.9 steel round bar

Payment Type:	L/C,T/T,D/P,Paypal,Money Gram,Western Union
Incoterm:	FOB,CFR,CIF,EXW,FCA,CPT,CIP
Min. Order:	5 Metric Ton
Delivery Time:	30 Days

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Basic Info

Model No.: iso grade 12.9

Type: Alloy Steel Bar

Standard: Other

Steel Grade: Other

Technique: Other

Application: Other

Surface Treatment: Other

Alloy: Alloy

Special Use: Cold Heading Steel

STEEL GRADE: Iso Grade 12.9

Material: 4140/4340

Additional Info

Packaging: Anti-rusty standard seaworthy

Productivity: 500 tons per month

Brand: LE REN

Transportation: Ocean,Land,Air

Place of Origin: Shandong Provnce, China

Supply Ability: 500 tons per month

Certificate: ISO 9001

Port: Qingdao Port,Tianjin Port,Shanghai

Product Description

iso grade 12.9 threaded rod and bar

ISO grade 12.9 steel bar is used to produce iso grade 12.9 threaded rods and iso grade 12.9 anchor bolt. We produce iso grade 12.9 hot rolled and qt steel round and and iso grade 12.9 cold drawn and qt steel round bar. ISO grade 12.9 is one kind of alloy quenched and tempered grade in ISO898 standard.ISO grade 12.9 threaded rod is usually metric threaded rods.

ISO grade 12.9 threaded rod is famous for its high demand because of its high strength, excellent heat resistance and resistance to corrosion.

1. gr12.9 threaded rods raw material 42CrMo/4140 or 40CrNiMoA/4340 chemical composition:

42CrMo/4140

C	SI	MN	S/P	CR
0.38-0.45	0.15-0.35	0.60-0.90	0.035 MAX	0.80-1.20

40CrNiMoA/4340

C	SI	MN	S/P	CR	MO	NI
0.37-0.44	0.37-0.44	0.50-0.80	0.025 MAX	0.60-0.90	0.15-0.25	1.25-1.65

2. class 12.9 threaded rods mechanical property:

Tensile strength	Yield strength	Elongation	Reduction of area	Hardness
1220MPa min	1100MPa min	8% min	8% min	39HRC-44HRC

Note: The properties can adjust according to your requirements

3. iso grade 12.9 threaded rods sizes:

DIAMETER: M12 - M64

LENGTH: 1M, 2M ,3M, 6M or cut to samll length pieces

M12	1.75mm	M36	4mm
M14	2mm	M39	4mm
M16	2mm	M42	4.5mm
M18	2.5mm	M45	4.5mm
M20	2.5mm	M48	5mm
M22	2.5mm	M52	5mm
M24	3mm	M56	5.5mm
M27	3mm	M60	5.5mm
M30	3.5mm	M64	6mm
M33	3.5mm

4. iso grade 12.9 Metric threaded rod weight:

M12	0.69kg	M36	6.63kg
M14	0.93kg	M39	7.86kg
M16	1.24kg	M42	9.05kg
M18	1.57kg	M45	10.51kg
M20	1.98kg	M48	11.84kg
M22	2.44kg	M52	14.13kg
M24	2.86kg	M56	16.37kg
M27	3.58kg	M60	19.00kg
M30	4.54kg	M64	21.21kg
M33	5.61kg

5. Production line:

Cold Drawn Steel Bar

Qt Bar

6. Production Facilities:

Cold Drawn Steel Bar 2

Heat Treatment

7. Inspection:

Inspection

8. Threaded rod package:

Threaded Rod Packages

9. RFQ:

Q1. Are you a manufactuer?
A1:Yes, we have our own factory and labatory to produce and inspect products.

Q2. How to ensure that every process's quality?

A2:Every process will be checked by our quality inspection department which insures every product's quality. we will personally go to tIn the production of products,he factory to check the quality of products.

Q3.How long is your delivery time?
A3:Our delivery time is generally 30 to 45 days. Or according to the quantity.

Q4. What is your payment method?
A4:30% value of T/T in advance and other 70% balance on B/L copy.
Q5.Can you provide a sample?
A5:Sure, Our sample is provided free of charge, but not including courier fees.

Grade 12.9 Steel Properties Grade 12.9 Steel Equivalent High Tensile Grade 12.9 Steel Bar

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