Product Details

4j42 Sealing Alloy

Chemical Composition (%):

Material	C	Si	Mn	P	S	Ni	Co	Fe
4J29	0.015	0.12	0.25	0.006	0.005	29.10	17.30	Bal
4J33	0.030	0.12	0.26	0.006	0.005	33.10	14.50	Bal
4J42	0.020	0.20	0.50	0.006	0.005	41.70	0.050	Bal

Material	Density	Young Modulus	Mean Coefficient Of Thermal Expansion	Curie Point	Electrical Resistivity	Specific Heat	Thermal Conductivity
4J29	8.17	165*1000	5.0-5.2	430	46	418	20.3
4J33	8.16	175*1000	6.4-6.9	440	44	398	18.6
4J42	8.14	150*1000	4.8-6.9	350	62	176.8	15.5

Material	4J29/4J33/4J42
Size	1.5mm-300mm
Length	2.5m-5m
Surface	bright or black
Condition Of Delivery	Sealing Alloy
Specification	GB/T9943-2008
Technology	hot rolled, cold drawn or forged
Casting method	ESR
HV	4j29:148 4j33:152 4j42:135
Elongation	4j29:24 4j33:22 4j42:29

Items

sample

Applications

· metal cutting tools for roughing and finishing such as twist drills, milling cutters, end mills, punches, taps, reamers, broaches, countersinks, rotating files, metal saws, chasers, cutters, planning tools, circular and straight metal saw blades, milling tools of all types, shaping and woodworking tools, segments for circular saw blades, cold work tools, screw dies

·cold forming tools such as cold extrusion rams, punches and dies, precision cutting and blanking tools, cold and hot forming tools, hobbling tools, boring tools, cold heading tools, knurling tools.

Packaging & Shipping

packing detail	in wooden case
delivery	30-50 days after the date we receive the down payment.

Our Services

Quality Assurance

·100% UT certificate

·flaw detection

·24 hours technical support by email

Company Information

We both have a manufactory and trade company,specilizes in making high speed steels, raw materials steel brands like, 4j29,4j33 or 4j42 and so on. And maraging steels. We also produce other steels as you required.

Finished products like cutting tools, drill bits, taps, saw blades also can provide.

We have exported to many countries like Russia, Germany, Netherlands, Hungary, Vietnam, Italy, and so on... And enjoy a very good reputation. Any time welcome you to visit our factory.

		Sean Han
		Dalian Jingtai Industry Trade Co., Ltd.
		T: 0086 411 87833266 \| F: 0086 411 87833435 \|
		E: miranda@jingtaigongmao. cn
		W: /
		Products Showroom on