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0Cr18Ni10Ti small-diameter seamless stainless steel capillary tube and production process thereof

A 0cr18ni10ti, capillary stainless steel tube technology, applied in the field of metal materials, can solve the problems of easy temperature rise, poor universality and multi-facetedness, weak heat dissipation performance of stainless steel, etc., and achieve the effect of reducing harmful effects, excellent waterproofness, and improving thermal processing performance.

Active Publication Date: 2015-03-25
WUXI XINCHANG STEEL PIPE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] However, although the existing stainless steel capillary has good resistance to stress corrosion cracking, the heat dissipation performance of ordinary austenitic ferritic duplex stainless steel is weak, and its own temperature is easy to rise in a high-temperature environment. Poor universality and versatility

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0031] This embodiment provides a 0Cr18Ni10Ti small-diameter seamless capillary stainless steel tube, the chemical composition and mass percentage are: C: 0.029%, Si: 0.55%, Mn: 1.12%, S: 0.001%, P: 0.015%, Cr: 17.55 %, Ni: 10.15%, Nb: 0.33%, Mo: 0.022%, N: 0.04%, Ti: 0.149%, Sb: 0.0013%, Pb: 0.0007%, Ce: 0.0012%, rare earth elements: 0.08%, and the rest are Fe and unavoidable impurities; Among them, rare earth elements include: 11% lanthanum, 7% praseodymium, 21% neodymium, 15% samarium, 3% yttrium, and the rest is europium.

[0032] This embodiment also provides a production process of 0Cr18Ni10Ti small-diameter seamless capillary stainless steel pipe, and its process route is: tube blank→test→peeling and sawing→heating→perforation→first pickling→bad pipe inspection→cold rolling→second 1. Degreasing → 1st heat treatment → 1st straightening and cutting pipe → 2nd pickling → 1st cold drawing → 2nd degreasing → 2nd heat treatment → straightening and cutting pipe → 3rd pickling ...

Embodiment 2

[0041] This embodiment provides a 0Cr18Ni10Ti small-diameter seamless capillary stainless steel tube, the chemical composition and mass percentage are: C: 0.031%, Si: 0.59%, Mn: 1.14%, S: 0.003%, P: 0.017%, Cr: 17.75 %, Ni: 10.25%, Nb: 0.35%, Mo: 0.024%, N: 0.06%, Ti: 0.151%, Sb: 0.0015%, Pb: 0.0009%, Ce: 0.0014%, rare earth elements: 0.12%, and the rest are Fe and unavoidable impurities; Among them, rare earth elements include: 13% lanthanum, 9% praseodymium, 23% neodymium, 17% samarium, 5% yttrium, and the rest is europium.

[0042] This embodiment also provides a production process of 0Cr18Ni10Ti small-diameter seamless capillary stainless steel pipe, and its process route is: tube blank→test→peeling and sawing→heating→perforation→first pickling→waste tube inspection→cold rolling→second 1. Degreasing → 1st heat treatment → 1st straightening and cutting pipe → 2nd pickling → 1st cold drawing → 2nd degreasing → 2nd heat treatment → straightening and cutting pipe → 3rd picklin...

Embodiment 3

[0051] This embodiment provides a 0Cr18Ni10Ti small-diameter seamless capillary stainless steel tube, the chemical composition and mass percentage are: C: 0.030%, Si: 0.57%, Mn: 1.13%, S: 0.002%, P: 0.016%, Cr: 17.65 %, Ni: 10.20%, Nb: 0.34%, Mo: 0.023%, N: 0.05%, Ti: 0.150%, Sb: 0.0014%, Pb: 0.0008%, Ce: 0.0013%, rare earth elements: 0.10%, and the rest are Fe and unavoidable impurities; Among them, rare earth elements include: 12% lanthanum, 8% praseodymium, 22% neodymium, 16% samarium, 4% yttrium, and the rest is europium.

[0052] This embodiment also provides a production process of 0Cr18Ni10Ti small-diameter seamless capillary stainless steel pipe, and its process route is: tube blank→test→peeling and sawing→heating→perforation→first pickling→waste tube inspection→cold rolling→second 1. Degreasing → 1st heat treatment → 1st straightening and cutting pipe → 2nd pickling → 1st cold drawing → 2nd degreasing → 2nd heat treatment → straightening and cutting pipe → 3rd picklin...

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Abstract

The invention discloses a 0Cr18Ni10Ti small-diameter seamless stainless steel capillary tube. The 0Cr18Ni10Ti small-diameter seamless stainless steel capillary tube comprises the following chemical components in percentage by mass: 0.029-0.031% of C, 0.55-0.59% of Si, 1.12-1.14% of Mn, 0.001-0.003% of S, 0.015-0.017% of P, 17.55-17.75% of Cr, 10.15-10.25% of Ni, 0.33-0.35% of Nb, 0.022-0.024% of Mo, 0.04-0.06% of N, 0.149-0.151% of Ti, 0.0013-0.0015% of Sb, 0.0007-0.0009% of Pb, 0.0012-0.0014% of Ce, 0.08-0.12% of rare earth elements and the balance of Fe and unavoidable impurities. The invention further discloses a production process of the 0Cr18Ni10Ti small-diameter seamless stainless steel capillary tube. The 0Cr18Ni10Ti small-diameter seamless stainless steel capillary tube has good flexibility, corrosion resistance, high temperature resistance, wear resistance, tensile strength and water resistance and also has excellent electromagnetic shielding performance.

Description

technical field [0001] The invention belongs to the technical field of metal materials, and relates to a stainless steel pipe production process, in particular to a 0Cr18Ni10Ti small-diameter seamless capillary stainless steel tube and the production process. Background technique [0002] As a raw material, capillary is widely used in chemical industry, petroleum, electronics, jewelry, medical treatment, aerospace, air conditioning, medical equipment, kitchen utensils, pharmaceuticals, water supply equipment, food machinery, power generation, boilers and other fields. Stainless steel capillary tubes are mainly used for automatic instrument signal tubes, automatic instrument wire protection tubes; precision optical ruler circuits, industrial sensors, electronic equipment circuit protection tubes; safety protection for electrical circuits, protection for thermal instrument capillary tubes, and internal high-voltage hollow-core optical cables. support. [0003] However, althou...

Claims

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Application Information

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IPC IPC(8): C22C38/60C21D8/10
CPCC21D8/105C22C38/02C22C38/04C22C38/18C22C38/40C22C38/44C22C38/48C22C38/50C22C38/60
Inventor 郁宇新
Owner WUXI XINCHANG STEEL PIPE
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