Rhomboid mattress | Namyoung Industry Co., Ltd.

Rhomboid mattress

INTRODUCE Rhomboid mattress

Rhombic mattress (product subject to technology development priority purchase)

Wire thickness and mesh size can be adjusted according to site conditions
Procurement Service Excellent Product, Small and Medium Business Administration Performance Certification
Eco-friendly revetment product that complements the features of the existing gabion method

DRAWING

STANDARD

division	Applied wire	standard(cm)	number	Network	extension
Entry-level	Cast iron wire 2.7mm Border line 4.0mm4.0	L100×W100~ 200×H20	20594191 20594190 20594189 20594195	70mm	1m~5.5m
		L100×W100~ 200×H30
		L100×W100~ 200×H40
		L100×W100~ 200×H50
General type	Cast iron wire 3.0mm Border line 4.0mm	L100×W100~ 200×H20
		L100×W100~ 200×H30
		L100×W100~ 200×H40
		L100×W100~ 200×H50
Special type	Cast iron wire 4.0mm Border line 4.5mm	L100×W100~ 200×H30	20968291	100mm
Special type	Cast iron wire 4.0mm Border line 4.5mm	L100×W100~ 200×H45	20968292	100mm

CERTIFICATION

It is a "Excellent Product" selected by the Public Procurement Service and a "Performance Certification" product selected by the Small and Medium Business Administration.

STANDARD APPLICATION

Application of flow rate and revetment mattress standard

Product classification	Product thickness(m)	Filling stone standard(mm)	d₅₀(mm)	Limit flow(m/sec)	Limiting flow rate(m/sec)
Gabion mattress	0.15 ~ 0.17	70 ~ 100	85	3.5	4.2
	0.23 ~ 0.25	70 ~ 150	120	4.5	5.5
	0.3	70 ~ 150	125	5.0	6.4
	0.5	120 ~ 250	190	6.4	8.0

ALLOWABLE AIR FORCE

Allowable clearing force of roughness coefficient

Product classification	Product thickness(m)	Illuminance coefficientn(s/m3/1)		Allowable air force(kg/m2)
Product classification	Product thickness(m)	before vegetation	After vegetation	before vegetation	After vegetation
Gabion mattress	0.15 ~ 0.17	0.028	0.07 ~ 0.40	20.4	40
	0.23 ~ 0.2	0.028	0.07 ~ 0.40	23.4	40
	0.3	0.028	0.07 ~ 0.40	27.0	40
	0.5	0.028	0.07 ~ 0.40	34.2	40
Pebble(20cm)		0.028	0.020	1.5
Awareness and cobblestone		0.028	0.035	3	5이상