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Black Oxide DIN137 DIN42013 Wave Washers

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Black Oxide DIN137 DIN42013 Wave Washers

We are committed to become the world's top fastening solutions provider, let Chinese prod-uct enterworld class, let the Chengyi production become synonymous with quality. To this end we need perseverance. At the same time, we also shoulder the responsibility of the society and the expectations of theemployees. In the future, we will become a respected enterprise.

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Name	Saddle Spring Washers	Materials	Carbon Steel/Stainless Steel
Standards	DIN ISO UNC BSW JIS etc.	Strength level	50MN 65MN 4.8 8.8 etc.
Size	M1-M10	Surface finish	ZP\Plain etc.
Length	0.35-2	Samples	Available

Product Standards

Saddle spring washers DIN 137

Nominal diameter		1	1.2	1.4	1.7	1.8	2	2.3	2.6
d	Min = Nominal (H14)	1.1	1.3	1.5	1.8	1.9	2.2	2.5	2.8
d	maximum value	1.35	1.55	1.75	2.05	2.15	2.45	2.75	3.05
dc	Nominal (js16)	2.5	3	3	4	4	4.5	5	5.5
	maximum value	2.8	3.3	3.3	4.375	4.375	4.875	5.375	5.875
	minimum	2.2	2.7	2.7	3.625	3.625	4.125	4.625	5.125
h	Nominal	0.2	0.2	0.25	0.25	0.25	0.3	0.3	0.3
	maximum value	0.22	0.22	0.27	0.27	0.27	0.33	0.33	0.33
	minimum	0.18	0.18	0.23	0.23	0.23	0.27	0.27	0.27
H	minimum	0.35	0.35	0.4	0.45	0.45	0.5	0.5	0.55
H	maximum value	0.7	0.7	0.8	0.9	0.9	1	1	1.1
Thousand pieces (steel)≈kg	≈	0.006	0.009	0.01	0.02	0.02	0.028	0.035	0.041
Nominal diameter		3	3.5	4	5	6	7	8	10
d	Min = Nominal (H14)	3.2	3.7	4.3	5.3	6.4	7.4	8.4	10.5
d	maximum value	3.5	4	4.6	5.6	6.76	7.76	8.76	10.93
dc	Nominal (js16)	6	7	8	10	11	12	15	18
	maximum value	6.375	7.45	8.45	10.45	11.55	12.55	15.55	18.55
	minimum	5.625	6.55	7.55	9.55	10.45	11.45	14.45	17.45
h	Nominal	0.4	0.4	0.5	0.5	0.5	0.5	0.5	0.8
	maximum value	0.45	0.45	0.55	0.55	0.55	0.55	0.55	0.86
	minimum	0.35	0.35	0.45	0.45	0.45	0.45	0.45	0.74
H	minimum	0.65	0.7	0.8	0.9	1.1	1.2	1.7	2
H	maximum value	1.3	1.4	1.6	1.8	2.2	2.4	3.4	4
Thousand pieces (steel)≈kg	≈	0.063	0.088	0.14	0.222	0.247	0.265	0.476	1.05

About Us

We are committed to become the world's top fastening solutions provider, let Chinese product enterworld class, let the Chengyi production become synonymous with quality. To this end we need perseverance. At the same time, we also shoulder the responsibility of the society and the expectations of theemployees. In the future, we will become a respected enterprise.

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Our export countries include Russia, South Korea, Britain, France, Germany, Italy, Canada, Mexico,Brazil, Argentina, Chile, Australia, Indonesia, Thailand, Singapore, Saudi Arabia, Syria, Egypt, Tanzania,Kenya and other countries. Our products will be spread all over the world!