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AISI 4137 (AISI 4137H) Forged Forging Steel Drilling Tool Joint / Drill Pipe Tool Joints/crossover subs

China AISI 4137(AISI 4137H) Forged Forging Steel Drilling Tool Joint / Drill Pipe Tool Joints/crossover subs, Find details about China AISI 4137 Forged Drilling Tool Joint, AISI 4137H Forging Drilling Tool Joint from AISI 4137(AISI 4137H) Forged Forging Steel Drilling Tool Joint / Drill Pipe Tool Joints/crossover subs

Model NO.
AISI 4137
Surface Treatment
Polishing
Forging Tolerance
+/-0.5mm
Standard
AISI
as Per The Drawing
as Per The Clients
Material Grade of Forged Rings
AISI 4137H
Trademark
LY
Specification
CE
Origin
Jiangyin
HS Code
722840000
Model NO.
AISI 4137
Surface Treatment
Polishing
Forging Tolerance
+/-0.5mm
Standard
AISI
as Per The Drawing
as Per The Clients
Material Grade of Forged Rings
AISI 4137H
Trademark
LY
Specification
CE
Origin
Jiangyin
HS Code
722840000
We are professional AISI 4137(AISI 4137H) Forged Forging Steel Drilling Tool Joint / Drill Pipe Tool Joints/crossover subs  factory from china

Designation
C
Si
Mn
P
S
Cr
Mo
Ni
Cu
N2
B

AISI 4137H
0.34-
0.39
0.15-
0.30
0.85-
1.00
Max.
0.013
Max.
0.007
0.90-
1.20
0.28-
0.33
Max.
0.25
Max.
0.25
Max.
0.05
Max.
0.0005

Yield Strength,psi
Minimum Tensile Strength,psi
Elongation, Minimum, With Gauge Length Four Times Diameter, percent
Brinell Hardness
Minimum Charpy V notch Ft·lbf

120,000-160,000
140,000
13
293-331
40

We could make forged rings with diamter from 80MM to 6000MM, with weight from 10KGS to 15000KGS
We are equiped with 1 tons, 3 tons, 5 tons, 9 tons open die forging parts hammer, 5000 tons hydraulic press, and 1 metres, 6 metres seamless rolled rings machine.
Heat treatment:
Normalized / Annealed / Quenched / tempered
Surface Treatment:
painting,plating,polishing,black oxide,transparent anti-rust oil
Quality control:
UT,MT,RT,PT,chemical composition test,mechanical property test,etc.
Inspection:
1, Raw material certificate(material chemical composition) 2, Heat treatment sheet report
3, Dimension inspection report      4, UT test report 
Delivery condition:
Hot forged +Rough machined (black surface after Q /T)+ Turned 
Competitive Advantage:
Quality control and management to the whole produce process, including ingot smelting, forging, heat treatment, machining and strictly final inspection prior to delivery.
Excellent product quality and service, competitive price, "in-time" delivery






Name&Description
Capacity
Quantity

3600Thydraulic press
Max. single forging in 18T
1

2000T hydraulic press
Max. single forging in 9T
2

800 hydraulic press
Max. single forging in 5T
1

6T electrical hydraulic hammer
Max.single forging in 5T
1

3T electrical hydraulic hammer
Max.single forging in3T
1

Air hammer
Max.single forging from250kg to 1000kg
7

Forging operation machine
Max.singe forging from20T-5T
7

Heat treatment Furance
Max.8000*5000*1500mm
11

CNC driling machine
Max.5000mm
2

Vertical lathe
From 1600 to 5000mm
60

Horizontal lathe
Max.5000mm
70

Band sawing machine
260-1300mm
36

Welcome the inquiry

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