Flat Washer
Flat washer refers to thin metal gasket placed between the connected parts and nut. Normally as flat shaped metal ring, it is used to protect the surface of connected parts from nut abrasions and also disperse the pressure of nut on the connected parts.
Our company can provide such flat washer type as carbon steel washer, stainless steel washer, brass washer and more. Carbon steel washer features low price, excellent mechanical property and large usage quantity, while stainless steel washer is slightly expensive used for places with corrosive media. Besides, brass washer is characterized by excellent flexibility and corrosive resistance for connection with valves, water pipes, connecting hose of air conditioning plants and radiator.
In the light of usage, this flat washer can fall into diversified types of flat washer series, including flat type, spring type, square taper type, high strength type, positioning type, lock type and more. According to distinct product surface treatment, our product can be divided into self color, nigrescent, galvanized, yellow galvanized and hot dip galvanized washer. Among these, hot dip galvanized washer has firmer zinc coating and better effect of corrosive resistance than galvanized washer and yellow galvanized washer.
We adopt M6 to M64 in metric series or 1/4" to 2-1/2" in American made series for this series product. The former meets the standard of DIN and ASME, while the latter conforms to the ASME standard.
Our company can provide such flat washer type as carbon steel washer, stainless steel washer, brass washer and more. Carbon steel washer features low price, excellent mechanical property and large usage quantity, while stainless steel washer is slightly expensive used for places with corrosive media. Besides, brass washer is characterized by excellent flexibility and corrosive resistance for connection with valves, water pipes, connecting hose of air conditioning plants and radiator.
In the light of usage, this flat washer can fall into diversified types of flat washer series, including flat type, spring type, square taper type, high strength type, positioning type, lock type and more. According to distinct product surface treatment, our product can be divided into self color, nigrescent, galvanized, yellow galvanized and hot dip galvanized washer. Among these, hot dip galvanized washer has firmer zinc coating and better effect of corrosive resistance than galvanized washer and yellow galvanized washer.
We adopt M6 to M64 in metric series or 1/4" to 2-1/2" in American made series for this series product. The former meets the standard of DIN and ASME, while the latter conforms to the ASME standard.
| Classification | Metric Series | American Made Series |
| Specification | M6--M64 | 1/4" -- 2-1/2" |
| Surface Treatment | Self color, Nigrescence, Galvanization, Yellow zinc plating, Hot dip galvanized | Self color, Nigrescence, Galvanization, Yellow zinc plating, Hot dip galvanized |
| Standard | DIN125A DIN127B ASME B18.22M DUB9021 DIN7989 ASME F436M DUB444 | ASNE B18.22.1 ASME B18.21.1 ASME B18.2.6 ASTM F436 |
| Material | Carbon Steel, Stainless Steel, Brass | Carbon Steel, Stainless Steel, Brass |
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