Original Factory Manufacture Of Forged Piping Fittings - Forged Tubes – DHDZ

Short Description:


Product Detail

Product Tags

Related Video

Feedback (2)

With our superb management, potent technical capability and strict quality command procedure, we go on to provide our shoppers with trustworthy high-quality, reasonable costs and outstanding services. We goal at becoming considered one of your most trustworthy partners and earning your pleasure for Forged Disc, Mild Steel Flange, Class 300 Orifice Flanges, Quality is factory's life , Focus on customers' demand is the source of company survival and development, We adhere to honesty and good faith working attitude, looking forward to your coming !
Original Factory Manufacture Of Forged Piping Fittings - Forged Tubes – DHDZ Detail:

Open Die Forgings Manufacturer In China

FORGED TUBE/ HOLLOW TUBE /FORGED SEAMLESS TUBE

Max. O.D. Max. Length Max. Weight
1000mm 3000mm  12 000 Kgs

DHDZ manufactures seamless forged, heavy wall hollow and sleeves in a variety of customized configurations as per customer requirements. Seamless forged hollows are ideal for high-stress applications and harsh environments due to their durability, strength and corrosion resistance. Hollows can be produced not only in a straight cylindrical shape, but with unlimited variations of O.D.s and I.D.s, including tapers.

Additionally DHDZ offers all downstream processing including heat treatment, machining and mechanical and non-destructive testing, upon request. Contact us today with your exact specifications, our team will work with you to capitalize on our capabilities to minimize material waste and reduce process inefficiencies.

Common used material: 1045 | 4130 | 4140 | 4340 | 5120 | 8620 | 42CrMo4 | 1.7225 | 34CrAlNi7 | S355J2 | 30NiCrMo12 |22NiCrMoV |EN 1.4201 |42CrMo4

Shanxi DongHuang Wind Power Flange Manufacturing Co., LTD., as an ISO registered certified forging manufacturer, guarantee that the forgings and/or bars are homogenous in quality and free of anomalies which are detrimental to the mechanical properties or machining properies of the material.

Product Description

We are one leading producer of AISI 4140, SAE 4140 Forged/forging pipes, AISI 4140, SAE 4140 Forged/forging tubes, AISI 4140, SAE 4140 Forged/forging hollow bars, 42Crmo4 Forged/forging pipes, 42Crmo4 Forged/forging tubes, 42Crmo4 Forged/forging hollow bars, 1.7225 Forged/forging pipes, 1.7225 Forged/forging tubes, 1.7225 Forged/forging hollow bars factory from china.

We could produce AISI 4140, SAE 4140 Forged/forging pipes, AISI 4140, SAE 4140 Forged/forging tubes, AISI 4140, SAE 4140 Forged/forging hollow bars, 42Crmo4 Forged/forging pipes, 42Crmo4 Forged/forging tubes, 42Crmo4 Forged/forging hollow bars, 1.7225 Forged/forging pipes, 1.7225 Forged/forging tubes, 1.7225 Forged/forging hollow bars with diameters ranging from 100MM to 1200MM, with lenth from 100MM to 10000MM, the weight from 10KGS to 15000KGSs.

We could do rough or final machined of AISI 4140, SAE 4140 Forged/forging pipes, AISI 4140, SAE 4140 Forged/forging tubes, AISI 4140, SAE 4140 Forged/forging hollow bars, 42Crmo4 Forged/forging pipes, 42Crmo4 Forged/forging tubes, 42Crmo4 Forged/forging hollow bars, 1.7225 Forged/forging pipes, 1.7225 Forged/forging tubes, 1.7225 Forged/forging hollow bars as per the drawing of the clients

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

Case: Steel Grade AISI 4140 Alloy Steel

Physical Properties

Properties Metric Mperial
Density  7.85 g/cm3 0.284 lb/in³
Melting point 1432°C 2610°F

AISI 4140 Alloy Steel Relevant Specifications and Equivalents

AISI 4130

C

Mn

Si

P

S

Cr

Mo

Ni

Cu

Mo

0.38 – 0.43

0.75 – 1.00

0.15 – 0.35

0.030 max

0.040 max

0.80-1.10

0.15-0.25

 

0.25

max

0.35

max

0.15-0.25


ASTM A29/A29M

DIN17350

  BS 970

JIS G4105

GB/T 3077

AS 1444

ISO 683/18

AISI 4140

1.7225/

42CrMo4

SCM440

42CrMo

4140

25CrMo4

42CrMo4

Forging (Hot Work ) Practice , Heat Treatment Proc

Forging

1093-1205℃

Annealing

778-843℃ furnace cool

Tempering

399-649℃

Normalizing

871-898℃ air cool

Austenize

815-843℃ water quench

Stress Relieve

552-663℃

Quenching

552-663℃


Rm - Tensile strength (MPa) (Q +T)

≥930

Rp0.2 0.2% proof strength (MPa) (Q +T)

≥785

KV - Impact energy (J)

(Q +T)

+20° ?
≥63

A - Min. elongation at fracture (%)(Q +T)

≥12

Z - Reduction in cross section on fracture (%)(N+Q +T)

≥50

Brinell hardness   (HBW):   (Q +T)

≤229HB

ADDITIONAL INFORMATION
REQUEST A QUOTE TODAY

OR CALL: 86-21-52859349


Product detail pictures:

Original Factory Manufacture Of Forged Piping Fittings - Forged Tubes – DHDZ detail pictures

Original Factory Manufacture Of Forged Piping Fittings - Forged Tubes – DHDZ detail pictures


Related Product Guide:

We depend on sturdy technical force and continually create sophisticated technologies to meet the demand of Original Factory Manufacture Of Forged Piping Fittings - Forged Tubes – DHDZ , The product will supply to all over the world, such as: Singapore, Suriname, Malta, "Create Values,Serving Customer!" is the aim we pursue. We sincerely hope that all customers will establish long term and mutually beneficial cooperation with us.If you wish to get more details about our company, You should contact with us now!
  • The company keeps to the operation concept "scientific management, high quality and efficiency primacy, customer supreme", we have always maintained business cooperation. Work with you,we feel easy!
    5 Stars By Betsy from Philippines - 2017.04.08 14:55
    The supplier abide the theory of "quality the basic, trust the first and management the advanced" so that they can ensure a reliable product quality and stable customers.
    5 Stars By Ann from Israel - 2017.11.01 17:04
    Write your message here and send it to us