PHB 2026 Vol-1

E-112

● 재질 (계속)

번호 부품명

재질

Valve head screw

DN15 and DN20 DN15 and DN20

Stainless steel Stainless steel

BS 6105 A2

6

BS 970 431 S29

8 Bush

Balancing bellows gasket

DN25 to DN100

Reinforced exfoiliated graphite Reinforced exfoiliated graphite

11

12 Bonnet gasket

Steel zinc plated Steel zinc plated Steel zinc plated

BS 970 230 M07

15 Pillars

BS 3693 Gr. 8

16 Pillars nuts

DN32 to DN50 DN15 to DN25, DN65 to DN100

BS 970 230 M07

25 Lock-nut

Steel zinc plated

BS 3692 Gr. 8

Steel zinc plated Steel zinc plated

BS 970 230 M07

28 Setting nut

DN65 - DN100

DN32 to DN50 DN32 to DN50 DN15 and DN20

BS 1449 Pt1 HR14

29 Bearing plate

Steel zinc plated

30 Circlip

Stainless steel

DTD 734

43 Thread insert

6 (DN15 / DN20만 해당)

DN15 / DN20

DN32 - DN50

TI-P204-01 / CTLS Issue 15

Page 5 of 10

DRV7, DRV7G 직동식 감압밸브 - 구상흑연주철