Piston Rod Tube 20# 45# 16Mn 25Mn 42Crmo

Product name	Piston rod tube 20# 45# 16Mn 25Mn 42Crmo
Standard	GB/T 3639
Material	20# 45# 16Mn 42Crmo4
Dimension	OD 16-245mm, WT2-32mm, Length: less than 12m
Delivery condition	Stress Relieved Annealed (SRA)
Surface finish	0.1~0.3μm
Straightness	0.5/1000mm
Other requirements	Other parameters can be determined on request. For example, cutting to fixed lengths or tube end machining

 

Steel Grade	C	Si	Mn	P	S	Cr	Ni	Cu
20#	0.17-0.23	0.17-0.37	0.35-0.65	≤0.035	≤0.035	≤0.25	≤0.30	≤0.25
45#	0.42-0.50	0.17-0.37	0.50-0.80	≤0.035	≤0.035	≤0.25	≤0.30	≤0.25
Q345B	≤0.20	≤0.50	≤1.70	≤0.035	≤0.035
42Crmo4	0.38-0.45	0.17-0.37	0.50-0.80	≤0.035	≤0.035	0.90-1.20

 

Delivery Condition	Stress Relieved
Material	Tensile Strength (Mpa)	Yield Strength (Mpa)	Elongation (%)
20#	≥580	≥480	≥15
45#	≥630	≥520	≥12
Q345B	≥620	≥520	≥15
42CrMo4	≥980	≥850	≥14

Reference: GB/T 3639

 

1. Q: Are you a trading company or manufacturer?

      A: Dingxin is a profession steel tube manufacturer located in Jiaxing City, Zhejiang Province.

 

2. Q: How long is your delivery time?

      A: Dingxin produce pipes according to client’s dedicated requirements. Thus we start production after receiving the requirements from the clients.Normally the production period is around 30 to 40 days.

 

3. Q: What is your packing?

      A: Hexagonal bundles with steel-hooped and caps on both ends.

 

 

Why choose us?

• Our products are rigorously tested to ensure the highest quality standards are met.
• We will adhere to the customer-oriented, application-based strategy, and continue to work together with owners, customers and partners in various industries to grow and cooperate for development.
• You can trust us to deliver on our promises and provide outstanding products and services.
• The company has built the first brand image in the Piston Rod Tube 20# 45# 16Mn 25Mn 42Crmo industry, supporting many enterprises in batches, and applying it to the world's top brand supply chain system in the Piston Rod Tube 20# 45# 16Mn 25Mn 42Crmo industry.
• We're always looking for ways to improve and innovate our products and services.
• The management theory of lean production has become a magic weapon for modern enterprises to win the competition. The transformation from traditional enterprises to lean production enterprises is a process of continuous improvement.
• Our team of skilled professionals is dedicated to ensuring customer satisfaction.
• Our company carries on the strict test and the inspection to the factory product, pursues to satisfy the customer demand, simultaneously provides the highly effective after-sale service system for the management idea and the enterprise culture.
• You won't find another company that provides the level of service we do.
• The company was born and exists to manufacture and create customer satisfaction, and is now a well-known product development and manufacturing company. With our eyes on the future, we are confident that we will provide quality products and efficient business services to our global customers, and help us become a first-class enterprise with a mutually beneficial and win-win cooperation.

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