LocationTianjin, China (Mainland)
EmailEmail: sales@likevalves.com
PhonePhone: +86 13920186592
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Spring micro relief valve

Spring micro relief valve Featured Image
  • Spring micro relief valve

Short Description:

A42y-160 / 320 is suitable for the equipment or pipeline with working temperature Ü 200 ¡æ and medium such as nitrogen hydrogen mixture. A42y-160p / 320p and a42y-160r / 320r are suitable for the equipment or pipeline with working temperature ¡Ü 200 ¡æ and corrosive medium as overpressure protection device.


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Product Detail

OEM/ODM Service

Product Tags

Material of main parts

NO. Part name texture of material
1 flange A42Y-160¡¢KA42Y-230 A42Y-160/320P A42Y-160/320R
2 Valve seat 35/35CrMoA 20Cr13 1Cr18Ni1 2Mo2Ti
3 valve body 40 1Cr18Ni9Ti 1Cr18Ni1 2Mo2Ti
4 Regulating valve 20Cr13 1Cr18Ni9Ti 1Cr18Ni1 2Mo2Ti
5 Valve disc 20Cr13 1Cr18Ni9Ti 1Cr18Ni1 2Mo2Ti
6 Recoil plate 20Cr13 1Cr18Ni9Ti 1Cr18Ni1 2Mo2Ti
7 Guide sleeve 20Cr13 1Cr18Ni9Ti 1Cr18Ni1 2Mo2Ti
8 Valve cover ZG230-450 ZG230-450 ZG230-450
9 Stem 20Cr13 1Cr18Ni9Ti 1Cr18Ni9Ti
10 Spring 50CrVA 50CrVACoated fluoroplastics 50CrVACoated fluoroplastics
11 Screw adjustment 45 20Cr13 20Cr13
12 Valve cap ZG200-400 ZG200-400 ZG200-400
Sealing surface material Surfacing Co based cemented carbide

1607669145(1) Main connection dimensions

model Nominal diameter d0 D M K D Z-¦µd b d1 M1 K1 D1 Z-¦µd B1 L L1 ¡ÖH
A42Y-160 15 8 20 M24¡Á2 60 98 3-18 20 29 M42¡Á2 80 115 4-18 22 95 100 220
20 8 27 M33¡Á2 68 105 3-18 20 29 M42¡Á2 80 115 4-18 22 95 100 220
25 14 28 M33¡Á2 68 105 3-18 20 50 M64¡Á3 115 165 6-26 32 150 150 280
32 15 37 M42¡Á2 80 115 4-18 22 50 M64¡Á3 115 165 6-26 32 150 150 390
40 20 47 M52¡Á2 115 165 6-26 28 65 M80¡Á3 145 200 6-29 40 180 180 495
50 25 59 M64¡Á2 115 165 6-26 32 80 M100¡Á3 170 225 6-33 50 165 165 400
A42Y-320 15 8 27 M33¡Á2 68 105 3-18 20 29 M42¡Á2 80 115 4-18 22 95 100 220
20 8 30 M33¡Á2 75 110 3-18 22 29 M42¡Á2 80 115 4-18 22 95 100 220
25 14 35 M42¡Á2 80 115 4-18 22 50 M64¡Á3 115 165 6-26 32 150 150 280
32 15 41 M48¡Á2 95 135 4-22 25 50 M64¡Á3 115 165 6-26 32 150 150 390
40 50 58 M64¡Á2 115 165 6-26 32 65 M80¡Á3 145 200 6-29 40 180 180 495
50 25 70 M80¡Á2 145 200 6-29 40 80 M100¡Á3 170 225 6-33 50 165 165 400
A42Y-400 32 15 41 M48¡Á2 95 135 4-22 25 50 M64¡Á3 115 165 4-26 32 150 150 397
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