锻钢闸阀

　　相关型号：Z11H,Z11H-16,Z11H-25,Z11H-40,Z11H-64,Z11H-100

使用标准：
Usage specification：

设计制造：按GB12224-89、GB12228-89、JB/T7746-95
连接端尺寸：(1) 承插孔尺寸接JB1751-75
阀门检验和试验：按GB/T13927-92
材料
1. 碳钢按GB699的规定
2. 不锈钢按GB1220的规定
3. )耐热钢按GB1221的规

Design and manufacture conform to standard:GB1224-89,GB1228-89,JB/T7746-95
The connecting dimensions:The dimensions of holls conform to standard JB1751-75
Nspectionand test conform to standard GB/13927-92
Material
1. steel casing iron conform to standard GB669
2. stainless steel conform to standard GB1220
3. steam-resisting steel conform to standard GB12

主要零件材料 Matcrial for main parts

主要零件名称Parts name 材料Material

阀体、阀盖Body,bonnet 碳钢Carbon steel

阀座Seat 不锈钢Stainless steel

阀板Disc 不锈钢Stainless steel

阀杆Stem 不锈钢Stainless steel

垫片Seat 不锈钢Stainless steel+石墨graphite

填料Packing 柔性石墨Flexible graphite

主要尺寸及重量Main dimensions and weight

PN 代号	1.6,2.5,4.0MPa						6.4MPa						10.0MPa						16.0MPa
DN	12	20	25	32	40	50	15	20	25	32	40	50	15	20	25	32	40	50	15	20	25	32	40	50
L	90	100	120	120	135	155	90	100	120	130	150	155	90	100	120	130	150	155	90	100	120	130	150	155
S	22.5	28.5	34.5	43	49	61	22.5	28.5	34.5	43	49	61	22.5	28.5	34.5	43	49	61	22.5	28.5	34.5	43	49	61
L1	10	11	12	14	15	16	10	11	12	14	15	16	10	11	12	14	15	16	10	11	12	14	15	16
T	1/2	3/4	1	1 1/4	1 1/2	2	1/2	3/4	1	1/4	1 1/2	2	1/2	3/4	1	1 1/4	1 1/2	2	1/2	3/4	1	1 1/4	1 1/2	2
L2	15	17	19	21	21	25	15	17	19	21	21	25	15	17	19	21	21	25	15	17	19	21	21	25
d	13	18	23	28	36	45	13	18	23	28	36	45	13	18	23	28	36	45	13	18	23	28	36	45
H	151	185	197	201	227	253	151	185	197	201	227	253	151	185	197	201	227	253	151	185	197	201	227	253
D0	118	130	150	166	180	180	118	130	150	166	180	180	118	130	150	166	180	180	118	130	150	166	180	180
重量(kg)	3	4	5	7	11	17	3	4	5	8	12	18	3	4	5	8	12	18	3	4	5	8	12	18

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