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1) 20 years manufacture experience, 2) Strict dimension control, 3) Comply to International or national standard - details see: https://www.machineto.com/alloy-steel-pull-rod-for-tensile-structure-10164985

Place of Origin: Henan, China (Mainland) Product Material: Steel, Alloy Steel Product: Tension rod

Manufacture Technique: Forging and machining

Certification: IQNET, ISO,

Packaging & Delivery

Packaging Details:	Export standard package or according to customer requirement
Delivery Detail:	30~60days according to various quantity

Specifications

1.Main products

Tension rod, tension rods ,tension bar, tension pull up rod,

2.Material

ASTM:1050, 1030, 4340,4142

3.Standard:

BS, JIS, ASME,AISI,GOST,DIN,etc

4.Specifications of tension rod

Product	Diameter (mm)	Length (m)	Precision (mm)	Surface roughness (Ra)	Screw thread type
Tension rod	50 500	≤ 20	0.02	1.6	NC, Tr

4. Chemical Components and Mechanical Character

4340

Components	C	Mn	Si	P	S	Cr	Ni	Cu
Min Max	0.37 0.44	0.50 0.80	0.17 0.37	≤ 0.025	≤ 0.025	0.60 0.90	1.25 1.65	≤ 0.25

Mechanical character

Tension strength σb (MPa)	Yield strength σs (MPa)	Elongation δs (%)	ψ (%)
≥980	≥835	≥12	≥55

5. Manufacturing process

EAF+ LF+ VD+ Forging + Rough machining + UT test + Precision machining+ Package

6.Report

Chemical composition report, Physical properties report, Heat treatment report, Dimensional inspection report, NDT report

7.Nondestructive test (NDT)

UT ( ultrasonic testing ), MT ( magnetic particle testing ), PT ( penetrant testing)

8.Quality certification : ISO 9001: 2008, IQNET