gear box from China manufacturer - Ningbo Yongxing Machinery & Valve Manufacture Co., Ltd.

gear box

Payment Terms:	T.T or L/C at sight
Place of Origin:	Zhejiang, China (Mainland)


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Product Detail

Model No.: YWG01

Production Capacity: 10000pcs/month

Delivery Date: 20 days

Shape: Cylindrical Gear

Material: Steel

Brand Name: yongxing

Means of Transport: by sea

Packing: export carton packing

Processing: Precision Casting

Standard or Nonstandard: Standard

Tooth Profile: Bevel Gear

- professional factory with 10 years experience.
- various kinds of materials are available.
- good quality with competitive prices.

Δ. Materials for main parts

S/N	Part Description	Material 1	Material 2	Assy Qty
1	connecting flange	Q235/A36	Q235/A36	1
2	big bevel gear	45#/1045	45#/1045	1
3	sleeve	45#/1045	45#/1045	1
4	small bevel gear	40Cr/5140	40Cr/5140	1
5	shell	HT200/No.30,	20#/1020	1
6	shaft	40Cr/5140	40Cr/5140	1
7	square flange	Q235/A36	Q235/A36	1
8	GB308-84 steel ball	45#/1045	45#/1045	46(47)
9	handwheel	45#/1045	Q235/A36	1

Δ. Main outer dimensions

Type	φA	φB	C	D	E	φF	G	NPT(60°tapered pipe thread)
BG107A, BG107B	φ70	φ88.9	14.5	120.5	274	35	57	3"-8NPT
BG207A, BG207B	φ106.5	φ133	20.5	139	303	35	57	4"-8NPT
BG307A	φ110	φ136.5	22	175.5	444	35	57	4"-8NPT

Δ. Technical parameters

Type	Max.torque	Speed ratio	Max.stem dia.	Handwheel dia.	Ref. weight(Kg)
BG107A, BG107B	1350	3:1	65	457	26.6,30
BG207A, BG207B	2700	4.07:1	100	610	46,50.3
BG307A	5400	6:1	100	610	86

Δ. Product Description and Application

1 This series of 360 ° rotary valve drive (gear box) is applied to gate valve, globe valve and other valves whose plates (discs) move at linear direction.

2 structural features:

3 bevel gear transmission, can be alone with the combination of the valves to form the manual valves; also be equipped with electrical devices to form the electric ones.

4 small size, light weight, the output shaft and the valve connected with the gear.

5 fully closed, fully sealed, filled with grease to extend the service life.

6 output flange in line with IS05210 standard, can also be produced according to user needs.

7 opening instruction device is optional.

Δ Setup Procedure:

1 First, checking the drive sleeve and the shell flange connection size are consistent with the order requirements, and the overhang of the valve shaft and the flange disc as well.

2 Then this device will be fitted with the valve after all the check is correct.

ΔMaintenance:

1 shall not use the device beyond the rated operating conditions.

2 Lubrication of regular inspections every two years.