Flat Oval Spiral Ducts

Hi-sea is very specilized in producing and providing spiral duct and fittings.Products are widely used in air conditioning, airports, ship building, exhibition, Coliseum .,etc.

I. Flat Oval Spiral Duct

1.General

Material: galvanize steel, stainless steel, cold-roll steel

Thickness: Base on GB50243 or on your request.

3.parameter for reference

Model	Circle diameter	H	W	Kg/pc	Model	Circle diameter	H	W	Kg/pc
BR100	125	75	154	2.1	BR360	420	250	517	9.81
BR125	150	90	184	2.52	BR430	500	250	643	9.86
BR150	175	100	218	3.07	BR455	500	300	614	9.86
BR160	190	115	233	3.30	BR485	560	300	708	11.00
BR175	215	125	266	3.55	BR510	560	350	680	11.00
BR200	250	140	312	4.18	BR535	560	400	651	11.00
BR230	250	150	307	4.19	BR625	660	450	780	13.20
BR240	275	150	346	5.03	BR635	660	500	751	13.20
BR250	300	150	386	5.26	BR675	700	500	814	13.80
BR275	325	150	425	5.69	BR710	760	500	908	17.06
BR300	360	200	452	6.31	BR900	1120	500	1473	31.36
BR345	400	200	514	6.70	BR945	1250	500	1677	31.45

II, Pre-insulation Flat Oval Spiral Duct

1.General

Material: galvanize steel, stainless steel, cold-roll steel

Thickness: Based on GB50243 or on your request.

AR ≤ 300mm, the thickness of mineral wool is uasually 12.5mm and also on your request. 345mm≤AR≤945mm, the thickness of the puf insulation is usally 15mm or 30mm and also on your request.

3.parameter for reference

Model	Circle diameter		H	W	Kg/pc	Model	Circle diameter		H	W	Kg/pc
Model	Inner tube	Outer tube	H	W	Kg/pc	Model	Inner tube	Outer tube	H	W	Kg/pc
AR100	125	150	75	154	4.35	AR360	420	445	250	517	20.19
AR125	150	175	90	184	4.78	AR430	500	525	250	643	23.93
AR150	175	200	100	218	6.57	AR455	500	525	300	614	23.93
AR160	190	215	115	233	6.80	AR485	560	585	300	708	26.73
AR175	215	240	125	266	7.32	AR510	560	585	350	680	26.73
AR200	250	275	140	312	8.40	AR535	560	585	400	651	26.73
AR230	250	275	150	307	8.38	AR625	660	685	450	780	31.40
AR240	275	300	150	346	10.06	AR635	660	685	500	751	31.40
AR250	300	325	150	386	10.94	AR675	700	725	500	814	33.26
AR275	325	360	150	425	11.82	AR710	760	785	500	908	38.40
AR300	360	400	200	452	13.05	AR900	1120	1145	500	1473	66.08
AR345	400	420	200	514	16.93	AR945	1250	1275	500	1677	89.90